APA način citiranja

Gamble, J. R. ,., & Wilbur, D. L. ,. (1965). Current concepts of clinical gastroenterology. Boston: Little, Brown and Company.

Čikaški stil citiranja

Gamble, John R. ,, i Dwight L. Wilbur. Current Concepts of Clinical Gastroenterology. Boston: Little, Brown and Company, 1965.

MLA način citiranja

Gamble, John R. ,, i Dwight L. Wilbur. Current Concepts of Clinical Gastroenterology. Boston: Little, Brown and Company, 1965.