APA (7e ed.) Bronvermelding

Não informado. (1979). Network. Family Health International.

Chicago (17e ed.) Bronvermelding

Não informado. Network. Research Triangle Park, NC: Family Health International, 1979.

MLA (8e ed.) Bronvermelding

Não informado. Network. Family Health International, 1979.

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