APA (7e ed.) Bronvermelding

Não informado. (1991). Professional care mother & child. Professional, Managerial & Healthcare Publications.

Chicago (17e ed.) Bronvermelding

Não informado. Professional Care Mother & Child. London: Professional, Managerial & Healthcare Publications, 1991.

MLA (8e ed.) Bronvermelding

Não informado. Professional Care Mother & Child. Professional, Managerial & Healthcare Publications, 1991.

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