Blackbirch Kids Visual Reference of the United States cover Blackbirch Kids Visual Reference of the World cover Cities of the United States, ed. 5 cover Cities of the World, ed. 6 cover Countries and Their Cultures cover Countries of the World and Their Leaders Yearbook 2004 cover Encyclopedia of Community cover Encyclopedia of Food and Culture cover Encyclopedia of Terrorism cover Encyclopedia of World Cultures: Supplement cover Encyclopedia of World Cultures cover Geo-Data: The World Geographical Encyclopedia, ed. 3 cover Historical Atlas of the Islamic World cover Junior Worldmark Encyclopedia of Foods and Recipes of the World cover Junior Worldmark Encyclopedia of Physical Geography cover Junior Worldmark Encyclopedia of World Cities cover Junior Worldmark Encyclopedia of World Holidays cover Junior Worldmark Encyclopedia of the Canadian Provinces, ed. 4 cover Junior Worldmark Encyclopedia of the Mexican States cover Junior Worldmark Encyclopedia of the Nations, ed. 4 cover Junior Worldmark Encyclopedia of the States, ed. 4 cover Patterns of Global Terrorism cover Revolutionary and Dissident Movements of the World, ed. 4 cover Terrorism Reference Library cover Worldmark Encyclopedia of National Economies cover Worldmark Encyclopedia of the Nations, ed. 11 cover Worldmark Encyclopedia of the States, ed. 6 cover