APA-referens

 Harmer, J. (2012).  Essential Teacher Knowledge: Core concepts in english language teaching.  Pearson Education Limited.

Chicago-stil citat

 Harmer, Jeremy.  Essential Teacher Knowledge: Core Concepts in English Language Teaching.  Pearson Education Limited, 2012.

MLA-referens

 Harmer, Jeremy.  Essential Teacher Knowledge: Core Concepts in English Language Teaching.  Pearson Education Limited, 2012.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.