APA (7th ed.) Citation

Johnson, L. R. (2006). Physiology of the gastrointestinal tract (4th ed.). Elsevier Academic Press.

Chicago Style (17th ed.) Citation

Johnson, Leonard R. Physiology of the Gastrointestinal Tract. 4th ed. Amsterdam ; Boston: Elsevier Academic Press, 2006.

MLA (9th ed.) Citation

Johnson, Leonard R. Physiology of the Gastrointestinal Tract. 4th ed. Elsevier Academic Press, 2006.