APA (7e ed.) Bronvermelding

Não informado. (1977). Early Human Development. Elsevier/North-Holland.

Chicago (17e ed.) Bronvermelding

Não informado. Early Human Development. Amsterdam: Elsevier/North-Holland, 1977.

MLA (8e ed.) Bronvermelding

Não informado. Early Human Development. Elsevier/North-Holland, 1977.

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