Facts on File, Inc. (2007). The Facts on File encyclopedia of health and medicine. Volume 1. Facts On File.
Chicago Style (17th ed.) CitationFacts on File, Inc. The Facts on File Encyclopedia of Health and Medicine. Volume 1. New York, NY: Facts On File, 2007.
MLA (9th ed.) CitationFacts on File, Inc. The Facts on File Encyclopedia of Health and Medicine. Volume 1. Facts On File, 2007.
Warning: These citations may not always be 100% accurate.