Cita APA (7th ed.)
Greenhill, J. (1946). The 1946 Year Book of Obstetrics and Gynecology (1a.ed.). The yearbook publisher.
Cita Chicago (17th ed.)
Greenhill, J.P. The 1946 Year Book of Obstetrics and Gynecology. 1a.ed. chicago: The yearbook publisher, 1946.
Cita MLA (9th ed.)
Greenhill, J.P. The 1946 Year Book of Obstetrics and Gynecology. 1a.ed. The yearbook publisher, 1946.
Atenció: Aquestes cites poden no estar 100% correctes.