Harmer, J. (1998). How to teach English: An introduction to the practice of English language teaching. Longman.
Citazione stile Chigago Style (17a edizione)Harmer, Jeremy. How to Teach English: An Introduction to the Practice of English Language Teaching. Harlow: Longman, 1998.
Citatione MLA (8a ed.)Harmer, Jeremy. How to Teach English: An Introduction to the Practice of English Language Teaching. Longman, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.