APA (7e ed.) Bronvermelding

Não informado. (1973). Day Care and Early Education. Human Sciences Press.

Chicago (17e ed.) Bronvermelding

Não informado. Day Care and Early Education. New York: Human Sciences Press, 1973.

MLA (8e ed.) Bronvermelding

Não informado. Day Care and Early Education. Human Sciences Press, 1973.

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