Dyfyniad APA

Goligher, J., Duthie, H., & Nixon, H. (2004). Surgery of the anus, rectum, and colon (5th ed.). Bailliere Tindall.

Dyfyniad Arddull Chicago

Goligher, John, Herbert Duthie, and Harold Nixon. Surgery of the Anus, Rectum, and Colon. 5th ed. London: Bailliere Tindall, 2004.

Dyfyniad MLA

Goligher, John, et al. Surgery of the Anus, Rectum, and Colon. 5th ed. Bailliere Tindall, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.