एपीए उद्धरण

Katona, B. W., & Weiss, J. M. (2019). Chemoprevention of Colorectal Cancer. Gastroenterology.

शिकागो स्टाइल उद्धरण

Katona, Bryson W., और Jennifer M. Weiss. "Chemoprevention of Colorectal Cancer." Gastroenterology 2019.

एमएलए उद्धरण

Katona, Bryson W., और Jennifer M. Weiss. "Chemoprevention of Colorectal Cancer." Gastroenterology 2019.