APA ציטוט

(2004). Essentials of obstetrics and gynecology. Philadelphia, Pa: Saunders.

Trích dẫn kiểu Chicago

Essentials of Obstetrics and Gynecology. Philadelphia, Pa: Saunders, 2004.

ציטוט MLA

Essentials of Obstetrics and Gynecology. Philadelphia, Pa: Saunders, 2004.