A History of the U.S. Political System: Ideas, Interests, and Institutions cover AIDS/HIV, ed. 2008 cover Abortion, ed. 2008: An Eternal Social and Moral Issue cover Africa: An Encyclopedia for Students cover African American Almanac, ed. 10 cover Alcohol, Tobacco, and Illicit Drugs, ed. 2007 cover Alternative Energy cover America Goes Green: An Encyclopedia of Eco-Friendly Culture in the United States cover Americas Role in the World cover American Civil War Reference Library cover American Decades cover American Decades: 2000-2009 cover American Decades Primary Sources cover American Decades Primary Sources, Vol. 11 cover American Eras cover American Gangsters, Then and Now: An Encyclopedia cover American Home Front in World War II cover American Inaugurals: The Speeches, The Presidents, and Their Times cover American Indians in the Early West cover American Revolution Reference Library cover American Social Reform Movements Reference Library cover Americans at War cover An Encyclopedia of American Women at War: From the Home Front to the Battlefields cover Anarchism, Revolution, and Terrorism cover Ancient Civilizations Reference Library cover Ancient Europe, 8000 B.C. to A.D. 1000: Encyclopedia of the Barbarian World cover Ancient Greece and Rome: An Encyclopedia for Students cover Animal Rights, ed. 2: A Reference Handbook cover Animal Rights, ed. 2007 cover Applied Science cover Arctic and Alpine Biomes cover Arts and Humanities Through the Eras cover Atrocities, Massacres, and War Crimes: An Encyclopedia cover Biodiversity: Conserving Endangered Species cover Biofuels cover Biology: Understanding Living Matter cover Biotechnology: In Context cover Biotechnology: Changing Life Through Science cover Body Piercing and Tattoos cover Bowling, Beatniks, and Bell-Bottoms: Pop Culture of 20th-Century America cover CDs, Super Glue, and Salsa: How Everyday Products are Made, Series 3 cover Capital Punishment, ed. 2008: Cruel and Unusual? cover Career Information Center, ed. 9 cover Careers and Occupations, ed. 2008: Looking to the Future cover Checks and Balances: The Three Branches of the American Government cover Chemical Compounds cover Chemical Elements: From Carbon to Krypton cover Chemistry: Foundations and Applications cover Chemistry: Understanding Substance and Matter cover Child Abuse and Domestic Violence, ed. 2007 cover Child Soldiers: A Reference Handbook cover Cleaning Up the Environment: Hazardous Waste Technology cover Climate Change: An Encyclopedia of Science and History cover Climate Change: Shifting Glaciers, Deserts, and Climate Belts cover Climate Change cover Climate Change: In Context cover Climate Systems: Interactive Forces of Global Warming cover Cold War Reference Library cover Colonial America Reference Library cover Company Profiles for Students cover Conservation: Protecting Our Plant Resources cover Constitutional Amendments, ed. 2: From Freedom of Speech to Flag Burning cover Countries and Their Cultures cover Crime and Punishment in America Reference Library cover Crime and Punishment: Essential Primary Sources cover Crime, Prisons, and Jails, ed. 2007 cover Cultural Encyclopedia of Vegetarianism cover Cyberbullying cover Death and Dying, ed. 2008: End-of-Life Controversies cover Desert Biomes cover Development of the Industrial U.S. Reference Library cover Dictatorship, Fascism, and Totalitarianism cover Dictionary of American History, ed. 3 cover Disasters and Tragic Events: An Encyclopedia of Catastrophes in American History cover Disasters, Accidents, and Crises in American History: A Reference Guide to the Nation's Most Catastrophic Events cover Drugs and Controlled Substances: Information for Students cover Early Civilizations: Prehistoric Times to 500 C.E. cover Early Civilizations in the Americas Reference Library cover Ecology: Plants, Animals, and the Environment cover Education, ed. 2008: Meeting America's Needs? cover Electric Cars cover Electronic America, ed. 2007 cover Elizabethan World Reference Library cover Encyclopedia of African-American Culture and History, ed. 2 cover Encyclopedia of American Government and Civics cover Encyclopedia of American Religions, ed. 7 cover Encyclopedia of Ancient Literature cover Encyclopedia of Biodiversity cover Encyclopedia of Bioethics, ed. 3 cover Encyclopedia of Business and Finance, ed. 2 cover Encyclopedia of Clothing and Fashion cover Encyclopedia of Computer Science and Technology, Rev. ed. cover Encyclopedia of Drugs, Alcohol & Addictive Behavior, ed. 3 cover Encyclopedia of Environmental Ethics and Philosophy cover Encyclopedia of Food and Culture cover Encyclopedia of Genocide and Crimes Against Humanity cover Encyclopedia of Geography Terms, Themes, and Concepts cover Encyclopedia of Islam and the Muslim World cover Encyclopedia of Life Science cover Encyclopedia of Marine Science cover Encyclopedia of Physical Science cover Encyclopedia of Race and Racism cover Encyclopedia of Recreation and Leisure in America cover Encyclopedia of Religion, ed. 2 cover Encyclopedia of Society and Culture in the Ancient World cover Encyclopedia of Society and Culture in the Medieval World cover Encyclopedia of Western Colonialism since 1450 cover Encyclopedia of Women and American Politics cover Encyclopedia of World Biography, ed. 2 cover Encyclopedia of World Biography, ed. 2, Vol. 24 cover Encyclopedia of World Biography, ed. 2, Vol. 25 cover Encyclopedia of World Biography, ed. 2, Vol. 26 cover Encyclopedia of World Biography, ed. 2, Vol. 27 cover Encyclopedia of World Biography, ed. 2, Vol. 28 cover Encyclopedia of World Scientists, Rev. ed. cover Encyclopedia of World War II cover Encyclopedia of the American Constitution, ed. 2 cover Encyclopedia of the American Revolution: Library of Military History cover Encyclopedia of the Great Depression cover Encyclopedia of the New American Nation cover Endangered Species, ed. 2008: Protecting Biodiversity cover Endangered Species, ed. 2 cover Energy, ed. 2007: Supplies, Sustainability, and Costs cover Energy Supply and Renewable Resources cover Environmental Encyclopedia, ed. 4 cover Environmental Engineering: Designing a Sustainable Future cover Environmental Hazards cover Environmental Issues: Essential Primary Sources cover Environmental Science: In Context cover Environmental Science Experiments cover Ethnic Groups of Africa and the Middle East: An Encyclopedia cover Europe 1789-1914: Encyclopedia of the Age of Industry and Empire cover Europe Since 1914: Encyclopedia of the Age of War and Reconstruction cover Europe, 1450 to 1789: Encyclopedia of the Early Modern World cover Everyday Finance: Economics, Personal Money Management, and Entrepreneurship cover Extremist Groups: Information for Students cover Family in Society: Essential Primary Sources cover Fashion, Costume, and Culture: Clothing, Headwear, Body Decorations, and Footwear through the Ages cover Feudalism, Monarchies, and Nobility cover Food: In Context cover French and Indian War cover Gale Contextual Encyclopedia of American Literature cover Gale Contextual Encyclopedia of World Literature cover Gale Encyclopedia of Everyday Law, ed. 2 cover Gale Encyclopedia of Multicultural America, ed. 2 cover Gale Encyclopedia of U.S. History: War cover Gale Encyclopedia of U.S. History: Government and Politics cover Gale Encyclopedia of World History: War cover Gale Encyclopedia of World History: Governments cover Gale Library of Daily Life: American Civil War cover Gale Library of Daily Life: Slavery in America cover Gambling, ed. 2007: What's at Stake? cover Gender Issues and Sexuality: Essential Primary Sources cover Genetics and Genetic Engineering, ed. 2007 cover Gilded Age and Progressive Era Reference Library cover Global Urban Growth: A Reference Handbook cover Globalization and Free Trade cover Government, Politics, and Protest: Essential Primary Sources cover Governments of the World: A Global Guide to Citizens Rights and Responsibilities cover Great Depression and the New Deal Reference Library cover Green Property, ed. 2: Buying, Developing and Investing in Eco-Friendly Property, and Becoming More Energy Efficient cover Growing Old in America, ed. 2008 cover Growing Up, ed. 2007: Issues Affecting America's Youth cover Grzimeks Student Animal Life Resource cover Gun Control, ed. 2007: Restricting Rights or Protecting People? cover Harlem Renaissance cover Health and Wellness, ed. 2008: Illness among Americans cover Healthy Living, ed. 2 cover Historic Events for Students: The Great Depression cover History Behind the Headlines: The Origins of Conflicts Worldwide cover History in Dispute, Vol. 1 cover History of World Trade Since 1450 cover Human Diseases and Conditions, ed. 2 cover Human Geography: People and the Environment cover Human Trafficking cover Human Trafficking cover Human and Civil Rights: Essential Primary Sources cover Hurricane Katrina cover Immigration and Illegal Aliens, ed. 2007: Burden or Blessing? cover Immigration and Migration cover Immigration and Multiculturalism: Essential Primary Sources cover Industrial Revolution Reference Library cover Infectious Diseases: In Context cover International Encyclopedia of the Social Sciences cover International Encyclopedia of the Social Sciences, ed. 2 cover Junior Worldmark Encyclopedia of Foods and Recipes of the World cover Junior Worldmark Encyclopedia of Physical Geography cover Junior Worldmark Encyclopedia of World Cultures cover Junior Worldmark Encyclopedia of World Holidays cover Junior Worldmark Encyclopedia of the Nations, ed. 5 cover Junior Worldmark Encyclopedia of the States, ed. 5 cover Korean War Reference Library cover Landmarks of the American Revolution: Library of Military History, ed. 2 cover Literary Movements for Students, ed. 2: Presenting Analysis, Context, and Criticism on Literary Movements cover Literary Newsmakers for Students, Vol. 1 cover Literary Themes for Students: Race and Prejudice cover Literary Themes for Students: The American Dream cover Literature and Its Times: Profiles of 300 Notable Literary Works and the Historical Events that Influenced Them cover Literature and Its Times Supplement 1: Profiles of 300 Notable Literary Works and the Historical Events that Influenced Them cover Macmillan Encyclopedia of Death and Dying cover Macmillan Encyclopedia of Energy cover Major Acts of Congress cover Marriage Customs of the World: An Encyclopedia of Dating Customs and Wedding Traditions, Expanded 2nd ed. cover Mathematics cover Medicine, Health, and Bioethics: Essential Primary Sources cover Mexican-American War cover Middle Ages Reference Library cover Middle East Conflict Reference Library cover Military Aircraft, 1919-1945: An Illustrated History of Their Impact cover Minorities, ed. 2008: Race and Ethnicity in America cover Modern-Day Pirates cover National Security, ed. 2007 cover Natural Disasters, New ed. cover Natural Gas and Hydrogen cover Natural Resources and Sustainable Development cover New Dictionary of the History of Ideas cover Notable Black American Men, Book II cover Notable Sports Figures cover Novels for Students, Vol. 1 cover Nuclear Energy cover Nuclear Nonproliferation cover Nutrition and Well-Being A to Z cover Oceans: A Scientific History of Oceans and Marine Life cover Pandemics and Global Health cover Physics: Understanding the Properties of Matter and Energy cover Plant Sciences cover Poetry for Students, Vol. 1 cover Political Theories for Students cover Poverty and the Government in America: A Historical Encyclopedia cover Prejudice in the Modern World Reference Library cover Presidents: A Reference History, ed. 3 cover Probability and Statistics: The Science of Uncertainty, Rev. ed. cover Psychologists and Their Theories for Students cover Quantum Physics cover Real-Life Math cover Reconstruction Era Reference Library cover Reference Guide to Holocaust Literature cover Renaissance and Reformation Reference Library cover Renaissance: An Encyclopedia for Students cover Roaring Twenties Reference Library cover Science Mysteries Explained cover Science and Its Times cover Science of Everyday Things cover Scientific Thought: In Context cover Sexual Violence and Abuse: An Encyclopedia of Prevention, Impacts, and Recovery cover Shakespeare for Students, ed. 2: Critical Interpretations of Shakespeare's Plays and Poetry cover Shakespeares Language, ed. 2: A Glossary of Unfamiliar Words in His Plays and Poems cover Shaping of America, 1783-1815 Reference Library cover Social Issues in America: An Encyclopedia cover Social Policy: Essential Primary Sources cover Social Welfare, ed. 2007: Fighting Poverty and Homelessness cover Space Exploration, ed. 2008: Triumphs and Tragedies cover Space Exploration Reference Library cover Spanish-American War cover Speeches in World History cover Sports in America, ed. 2008: Recreation, Business, Education, and Controversy cover Spy Agencies, Intelligence Operations, and the People Behind Them cover St. James Encyclopedia of Popular Culture cover Supreme Court Drama: Cases That Changed America cover Television in American Society Reference Library cover Temperate Forest Biomes cover Terrorism Reference Library cover Terrorism: Essential Primary Sources cover The 2000s in America cover The American Economy, ed. 2007 cover The Ancient Near East: An Encyclopedia for Students cover The BP Oil Spill cover The College Blue Book, ed. 36 cover The Encyclopedia of Drug Abuse cover The Encyclopedia of Witches, Witchcraft and Wicca, ed. 3 cover The Environment, ed. 2008: A Revolution in Attitudes cover The Facts On File Companion to Shakespeare cover The Gale Encyclopedia of Diets: A Guide to Health and Nutrition cover The Gale Encyclopedia of Genetic Disorders, ed. 2 cover The Gale Encyclopedia of Medicine, ed. 3 cover The Gale Encyclopedia of Medicine, ed. 4 cover The Gale Encyclopedia of Mental Health, ed. 2 cover The Gale Encyclopedia of Psychology, ed. 2 cover The Gale Encyclopedia of Science, ed. 4 cover The Gale Encyclopedia of the Unusual and Unexplained cover The Health Care System, ed. 2007 cover The Middle Ages: An Encyclopedia for Students cover The Philosophy of Science: The Systems, Validity, and Ethics of Scientific Inquiry cover The September 11 Terrorist Attacks cover The Sixties in America Reference Library cover The Underground Railroad: A Reference Guide cover U.S. Immigration and Migration Reference Library cover UXL Complete Life Science Resource cover UXL Encyclopedia of Biomes, ed. 2 cover UXL Encyclopedia of Drugs and Addictive Substances cover UXL Encyclopedia of Landforms and Other Geologic Features cover UXL Encyclopedia of Native American Tribes, ed. 2 cover UXL Encyclopedia of U.S. History cover UXL Encyclopedia of Water Science cover UXL Encyclopedia of Weather and Natural Disasters cover UXL Encyclopedia of World Biography cover UXL Encyclopedia of World Mythology cover UXL Graphic Novelists cover VideoHounds Golden Movie Retriever, ed. 2009 cover Vietnam War Reference Library cover War in the Persian Gulf Reference Library cover War of 1812 cover Waste Treatment: Reducing Global Waste cover Water, ed. 2007: No Longer Taken For Granted cover Water: Science and Issues cover Weight in America, ed. 2008: Obesity, Eating Disorders, and Other Health Risks cover Westward Expansion Reference Library cover Witchcraft in America cover Women in American Society, ed. 2008 cover Womens Rights cover Womens Rights, ed. 2 cover Workers in America: A Historical Encyclopedia cover World Energy Crisis: A Reference Handbook cover World Eras, Vol. 1 cover World Eras, Vol. 10 cover World Eras, Vol. 2 cover World Eras, Vol. 3 cover World Eras, Vol. 4 cover World Eras, Vol. 5 cover World Eras, Vol. 6 cover World Eras, Vol. 7 cover World Eras, Vol. 8 cover World Eras, Vol. 9 cover World Literature and Its Times, Vol. 1: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 2: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 3: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 4: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 5: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 6: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 7: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Literature and Its Times, Vol. 8: Profiles of Notable Literary Works and the Historical Events That Influenced Them cover World Poverty, ed. 2008 cover World Religions Reference Library cover World War I Reference Library cover World War II Reference Library cover World of Forensic Science cover World of Sports Science cover Worldmark Encyclopedia of Cultures and Daily Life, ed. 2 cover Worldmark Encyclopedia of National Economies cover Worldmark Encyclopedia of Religious Practices cover Worldmark Encyclopedia of the Nations, ed. 13 cover