APA (7th ed.) Citation

Harmer, J. (1991). The practice of English language teaching / Jeremy Harmer (New ed.). Longman.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.