APA (7th ed.) Citation

(1971). Textbook of obstetrics and gynecology (2. ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Textbook of Obstetrics and Gynecology. 2. ed. New York [u.a.]: Harper & Row, 1971.

MLA (9th ed.) Citation

Textbook of Obstetrics and Gynecology. 2. ed. Harper & Row, 1971.