APA (7th ed.) Citation

International Academy of Proctology. (1950). American journal of proctology, gastroenterology and colon and rectal surgery. McMahon Pub. Co.

Chicago Style (17th ed.) Citation

International Academy of Proctology. American Journal of Proctology, Gastroenterology and Colon and Rectal Surgery. Georgetown, Conn. [etc.]: McMahon Pub. Co, 1950.

MLA (8th ed.) Citation

International Academy of Proctology. American Journal of Proctology, Gastroenterology and Colon and Rectal Surgery. McMahon Pub. Co, 1950.