Dyfyniad APA

Sabiston, J., & Lyerly, H. K. (1994). Sabiston essentials of surgery (2nd ed.). Saunders.

Dyfyniad Arddull Chicago

Sabiston, Jr., and H. Kim Lyerly. Sabiston Essentials of Surgery. 2nd ed. Philadelphia, PA: Saunders, 1994.

Dyfyniad MLA

Sabiston, Jr., and H. Kim Lyerly. Sabiston Essentials of Surgery. 2nd ed. Saunders, 1994.

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