APA (7e ed.) Bronvermelding

Não informado. (1973). European Journal of Obstetrics & Gynecology and Reproductive Biology. Elsevier Science Publishers.

Chicago (17e ed.) Bronvermelding

Não informado. European Journal of Obstetrics & Gynecology and Reproductive Biology. Amsterdam: Elsevier Science Publishers, 1973.

MLA (8e ed.) Bronvermelding

Não informado. European Journal of Obstetrics & Gynecology and Reproductive Biology. Elsevier Science Publishers, 1973.

Let op: Deze citaties zijn niet altijd 100% accuraat.