Παραπομπή APA

Cook,Vivian. (2011). Second language learning and language teaching (4th ed.). Hodder Education.

Παραπομπή Chicago Style

Cook,Vivian. Second Language Learning and Language Teaching. 4th ed. U K: Hodder Education, 2011.

Παραπομπή MLA

Cook,Vivian. Second Language Learning and Language Teaching. 4th ed. Hodder Education, 2011.

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