APA-viite (7. p.)

Harmer, J. (2007). The practice of english language teaching (Fourth Edition.). Pearson Longman ELT.

Chicago-viite (17. p.)

Harmer, Jeremy. The Practice of English Language Teaching. Fourth Edition. Harlow: Pearson Longman ELT, 2007.

MLA-viite (9. p.)

Harmer, Jeremy. The Practice of English Language Teaching. Fourth Edition. Pearson Longman ELT, 2007.