Gaya APA

LING, Frank W, DUFF, Patrick. (2002). Obstetrics and Gynecology: Principles for Practice Study Guide . New York: McGraw-Hill.

Gaya Chicago

LING, Frank W, DUFF, Patrick. Obstetrics and Gynecology: Principles for Practice Study Guide. New York: McGraw-Hill, 2002. Buku Text.

Gaya MLA

LING, Frank W, DUFF, Patrick. Obstetrics and Gynecology: Principles for Practice Study Guide. New York: McGraw-Hill, 2002. Buku Text.

Gaya Turabian

LING, Frank W, DUFF, Patrick. Obstetrics and Gynecology: Principles for Practice Study Guide. New York: McGraw-Hill, 2002. Buku Text.