Cita APA (7a ed.)

De Lee, J. B., & Greenhill, J. P. (1955). Obstetrics. Saunders.

Cita Chicago Style (17a ed.)

De Lee, Jospeh Bolivar, y Jacob Pearl Greenhill. Obstetrics. Philadelphia: Saunders, 1955.

Cita MLA (9a ed.)

De Lee, Jospeh Bolivar, y Jacob Pearl Greenhill. Obstetrics. Saunders, 1955.