Cita APA

Harmer, J. (1991). The Practice of English language teaching (New ed.). Lond: Longman.

Citación estilo Chicago

Harmer, Jeremy. The Practice of English Language Teaching. New ed. Lond: Longman, 1991.

Cita MLA

Harmer, Jeremy. The Practice of English Language Teaching. New ed. Lond: Longman, 1991.

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