APA (7e ed.) Bronvermelding

Não informado. Obstetrical journal of Great Britain and Ireland.

Chicago (17e ed.) Bronvermelding

Não informado. Obstetrical Journal of Great Britain and Ireland.

MLA (8e ed.) Bronvermelding

Não informado. Obstetrical Journal of Great Britain and Ireland.

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