APA (7th ed.) Citation

Gamble, J. R., & Wilbur, D. L. (1961). Chemistry of digestive diseases. Thomas.

Chicago Style (17th ed.) Citation

Gamble, John R., and Dwight Locke Wilbur. Chemistry of Digestive Diseases. Springfield, Ill: Thomas, 1961.

MLA (9th ed.) Citation

Gamble, John R., and Dwight Locke Wilbur. Chemistry of Digestive Diseases. Thomas, 1961.