100 Inventions that Made History: Brilliant Breakthroughs that Shaped our World cover 1000 Inventions & Discoveries cover 101 Great Science Experiments, Updated ed. cover Achieving Sustainability: Visions, Principles, and Practices cover American Women Writers: A Critical Reference Guide from Colonial Times to the Present, ed. 2 cover Americans at War cover Ancient Greece and Rome: An Encyclopedia for Students cover Bioethics, ed. 4 cover Biology, ed. 2 cover Body Systems cover Chemical Elements: From Carbon to Krypton cover Concise Major 21st Century Writers cover Countries and Their Cultures cover Crime and Punishment: Essential Primary Sources cover Discoveries in Modern Science: Exploration, Invention, Technology cover Encyclopedia of Business and Finance, ed. 3 cover Encyclopedia of Children and Childhood: In History and Society cover Encyclopedia of Clothing and Fashion cover Encyclopedia of Contemporary LGBTQ Literature of the United States cover Encyclopedia of Crime and Justice, ed. 2 cover Encyclopedia of Drugs, Alcohol & Addictive Behavior, ed. 3 cover Encyclopedia of Education, ed. 2 cover Encyclopedia of Environmental Ethics and Philosophy cover Encyclopedia of Food and Culture cover Encyclopedia of Latin American History and Culture, ed. 2 cover Encyclopedia of Modern Asia cover Encyclopedia of Modern China cover Encyclopedia of Philosophy, ed. 2 cover Encyclopedia of Race and Racism, ed. 2 cover Encyclopedia of Recreation and Leisure in America cover Encyclopedia of Religion, ed. 2 cover Encyclopedia of Sex and Gender cover Encyclopedia of Western Colonialism since 1450 cover Encyclopedia of the American Constitution, ed. 2 cover Encyclopedia of the Great Depression cover Energy: In Context cover Environmental Encyclopedia, ed. 4 cover Environmental Issues: Essential Primary Sources cover Environmental Science Experiments cover Ethics, Science, Technology, and Engineering, ed. 2: A Global Resource 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 Family in Society: Essential Primary Sources cover Fashion, Costume, and Culture: Clothing, Headwear, Body Decorations, and Footwear through the Ages cover Forensic Science Experiments cover Gale Encyclopedia of Everyday Law, ed. 3 cover Gale Encyclopedia of Multicultural America, ed. 3 cover Gale Encyclopedia of U.S. Economic History, ed. 2 cover Gale Library of Daily Life: American Civil War cover Gender Issues and Sexuality: Essential Primary Sources cover Genetically Modified Food cover Government, Politics, and Protest: Essential Primary Sources cover Health and Wellness cover History Behind the Headlines: The Origins of Conflicts Worldwide cover History of World Trade Since 1450 cover Human Geography: People and the Environment cover Human and Civil Rights: Essential Primary Sources cover Immigration and Multiculturalism: Essential Primary Sources cover International Encyclopedia of Marriage and Family, ed. 2 cover Medicine, Health, and Bioethics: Essential Primary Sources cover New Dictionary of the History of Ideas cover New Encyclopedia of Africa, ed. 2 cover Nonfiction Classics for Students: Presenting Analysis, Context, and Criticism on Nonfiction Works cover Personal Finance cover Plant Sciences cover Psychology & Mental Health cover Real-Life Math cover Scholarships, Fellowships and Loans, ed. 27: A Guide to Education-Related Financial Aid Programs for Students and Professionals cover Shakespeare for Students, ed. 2: Critical Interpretations of Shakespeare's Plays and Poetry cover Social Policy: Essential Primary Sources cover Space Sciences, ed. 2 cover St. James Encyclopedia of Popular Culture, ed. 2 cover Terrorism: Essential Primary Sources cover The Gale Encyclopedia of Alternative Medicine, ed. 4 cover The Gale Encyclopedia of Genetic Disorders, ed. 4 cover The Gale Encyclopedia of Medicine, ed. 5 cover The Gale Encyclopedia of Psychology, ed. 3 cover The Gale Encyclopedia of Science, ed. 5 cover The Gale Encyclopedia of Surgery and Medical Tests, ed. 3 cover The Gale Encyclopedia of the Unusual and Unexplained cover The Human Brain Book, ed. 2 cover UXL Doomed: The Science Behind Disasters cover UXL Encyclopedia of Science, ed. 3 cover UXL Encyclopedia of Weather and Natural Disasters, ed. 2 cover UXL Money: Making Sense of Economics and Personal Finance cover VideoHounds Golden Movie Retriever, ed. 2008 cover Water: Science and Issues cover World Encyclopedia of Police Forces and Correctional Systems, ed. 2 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 of Earth Science cover World of Forensic Science, ed. 2 cover World of Sports Science cover Worldmark Global Health and Medicine Issues cover