APA (7e ed.) Bronvermelding

Não informado. Social service quarterly. National Council of Social Service.

Chicago (17e ed.) Bronvermelding

Não informado. Social Service Quarterly. London: National Council of Social Service.

MLA (8e ed.) Bronvermelding

Não informado. Social Service Quarterly. National Council of Social Service.

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