APA (7e ed.) Bronvermelding

Não informado. (1991). Journal of the Learning Sciences. Lawrence Erlbaum Associates.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of the Learning Sciences. Mahwah, NJ: Lawrence Erlbaum Associates, 1991.

MLA (8e ed.) Bronvermelding

Não informado. Journal of the Learning Sciences. Lawrence Erlbaum Associates, 1991.

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