Style de citation APA

 Langan, J. (2008).  English skills with readings.  McGraw-Hill Higher Education.

Style de citation Chicago

 Langan, John.  English Skills With Readings.  McGraw-Hill Higher Education, 2008.

Style de citation MLA

 Langan, John.  English Skills With Readings.  McGraw-Hill Higher Education, 2008.

Attention : ces citations peuvent ne pas être correctes à 100%.