APA (7th ed.) Citation

American Gastroenterological Association. (2004). Gastroenterology. W.B. Saunders.

Chicago Style (17th ed.) Citation

American Gastroenterological Association. Gastroenterology. Philadelphia, Pa: W.B. Saunders, 2004.

MLA (8th ed.) Citation

American Gastroenterological Association. Gastroenterology. W.B. Saunders, 2004.

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