Não informado. (2003). Quarterly Review of Obstetrics and Gynecology. Washington Institute of Medicine.
Chicago (17e ed.) BronvermeldingNão informado. Quarterly Review of Obstetrics and Gynecology. Washington: Washington Institute of Medicine, 2003.
MLA (8e ed.) BronvermeldingNão informado. Quarterly Review of Obstetrics and Gynecology. Washington Institute of Medicine, 2003.
Let op: Deze citaties zijn niet altijd 100% accuraat.