Não informado. (2003). Quarterly Review of Surgery, Obstetrics and Gynecology. Washington Institute of Medicine.
Cita Chicago Style (17a ed.)Não informado. Quarterly Review of Surgery, Obstetrics and Gynecology. Washington: Washington Institute of Medicine, 2003.
Cita MLA (8a ed.)Não informado. Quarterly Review of Surgery, Obstetrics and Gynecology. Washington Institute of Medicine, 2003.
Precaución: Estas citas no son 100% exactas.