APA-viite (7. p.)

Harmer, J. (2015). The practice of English language teaching (Fifth edition.). Pearson/Longman.

Chicago-viite (17. p.)

Harmer, Jeremy. The Practice of English Language Teaching. Fifth edition. Harlow, England: Pearson/Longman, 2015.

MLA-viite (8. p.)

Harmer, Jeremy. The Practice of English Language Teaching. Fifth edition. Pearson/Longman, 2015.

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