APA-viite (7. p.)

Harmer, J. (2007). The practice of English language teaching (4th ed.). Pearson Longman.

Chicago-viite (17. p.)

Harmer, Jeremy. The Practice of English Language Teaching. 4th ed. Harlow, England: Pearson Longman, 2007.

MLA-viite (8. p.)

Harmer, Jeremy. The Practice of English Language Teaching. 4th ed. Pearson Longman, 2007.