APA aipamena

Gastroenterology & hepatology. New York, NY: Gastro-Hep Communications.

Chicago Style aipamena

Gastroenterology & Hepatology. New York, NY: Gastro-Hep Communications.

MLA aipamena

Gastroenterology & Hepatology. New York, NY: Gastro-Hep Communications.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.