Citace podle APA (7th ed.)

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

Citace podle Chicago (17th ed.)

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

Citace podle MLA (8th ed.)

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

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