Harmer, J. (2007). The practice of english language teaching (Cuarta Edición.). Pearson.
Chicago Style (17th ed.) CitationHarmer, Jeremy. The Practice of English Language Teaching. Cuarta Edición. Sussex: Pearson, 2007.
MLA (9th ed.) CitationHarmer, Jeremy. The Practice of English Language Teaching. Cuarta Edición. Pearson, 2007.
Warning: These citations may not always be 100% accurate.