Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.