Harmer, J. (2004). How to teach writing. Longman.
Cita Chicago (17th ed.)Harmer, Jeremy. How to Teach Writing. Harlow, England: Longman, 2004.
Cita MLA (8th ed.)Harmer, Jeremy. How to Teach Writing. Longman, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.