Cita APA (7a ed.)

Harmer, J. (2004). How to teach writing (14th imp., 2014.). Pearson.

Cita Chicago Style (17a ed.)

Harmer, Jeremy. How to Teach Writing. 14th imp., 2014. Harlow, England: Pearson, 2004.

Cita MLA (9a ed.)

Harmer, Jeremy. How to Teach Writing. 14th imp., 2014. Pearson, 2004.