APA (7th ed.) Citation

Johnson, L. R. (1991). Gastrointestinal physiology (4th ed.). Mosby-Year Book.

Chicago Style (17th ed.) Citation

Johnson, Leonard R. Gastrointestinal Physiology. 4th ed. St. Louis: Mosby-Year Book, 1991.

MLA (9th ed.) Citation

Johnson, Leonard R. Gastrointestinal Physiology. 4th ed. Mosby-Year Book, 1991.