APA (7e ed.) Bronvermelding

Hoffmann, L. (1988). Developmental psychology today (5th. ed.). Random House.

Chicago (17e ed.) Bronvermelding

Hoffmann, Lois. Developmental Psychology Today. 5th. ed. San Diego: Random House, 1988.

MLA (9e ed.) Bronvermelding

Hoffmann, Lois. Developmental Psychology Today. 5th. ed. Random House, 1988.

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