(1997). The year book of obstetrics, gynecology, and women's health. Mosby.
Chicago-referens (17:e uppl.)The Year Book of Obstetrics, Gynecology, and Women's Health. St. Louis: Mosby, 1997.
MLA-referens (8:e uppl.)The Year Book of Obstetrics, Gynecology, and Women's Health. Mosby, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.