Harmer, J. (2007). How to teach English. Harlow: Pearson Education.
Chicago Style aipamenaHarmer, Jeremy. How to Teach English. Harlow: Pearson Education, 2007.
MLA aipamenaHarmer, Jeremy. How to Teach English. Harlow: Pearson Education, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.