Cita APA (7a ed.)

(1933). The year book of obstetrics and gynecology. Year Book Medical Publishers.

Cita Chicago Style (17a ed.)

The Year Book of Obstetrics and Gynecology. Chicago: Year Book Medical Publishers, 1933.

Cita MLA (9a ed.)

The Year Book of Obstetrics and Gynecology. Year Book Medical Publishers, 1933.