APA (7e ed.) Bronvermelding

Não informado. (1977). STUDIES IN SECOND LANGUAGE ACQUISITION. Indiana University.

Chicago (17e ed.) Bronvermelding

Não informado. STUDIES IN SECOND LANGUAGE ACQUISITION. Bloomington, Ind: Indiana University, 1977.

MLA (8e ed.) Bronvermelding

Não informado. STUDIES IN SECOND LANGUAGE ACQUISITION. Indiana University, 1977.

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