APA aipamena

Healio.com: Healio.com. Gastroenterol. (Print). Thorofare, NJ: Slack, Incorporated.

Chicago Style aipamena

Healio.com: Healio.com. Gastroenterol. (Print). Thorofare, NJ: Slack, Incorporated.

MLA aipamena

Healio.com: Healio.com. Gastroenterol. (Print). Thorofare, NJ: Slack, Incorporated.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.