Παραπομπή APA

Nunan, D. (1999). Second language teaching and learning. Boston, Mass.: Heinle and Heinle.

Παραπομπή Chicago Style

Nunan, David. Second Language Teaching and Learning. Boston, Mass.: Heinle and Heinle, 1999.

Παραπομπή MLA

Nunan, David. Second Language Teaching and Learning. Boston, Mass.: Heinle and Heinle, 1999.

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