APA (7th ed.) Citation

Facts on File, Inc. (2000). Encyclopedia of world history. Facts On File.

Chicago Style (17th ed.) Citation

Facts on File, Inc. Encyclopedia of World History. New York: Facts On File, 2000.

MLA (9th ed.) Citation

Facts on File, Inc. Encyclopedia of World History. Facts On File, 2000.

Warning: These citations may not always be 100% accurate.