APA aipamena

East, J., & Leedham, S. (2014). Colonoscopy, tumors. Georg Thieme Verlag.

Chicago Style aipamena

East, J., and S. Leedham. Colonoscopy, Tumors. Georg Thieme Verlag, 2014.

MLA aipamena

East, J., and S. Leedham. Colonoscopy, Tumors. Georg Thieme Verlag, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.