Style de citation APA

 Cotton, D. (2010).  Market leader: Upter Intermediate business english course book B2.  Pearson.

Style de citation Chicago

 Cotton, David.  Market Leader: Upter Intermediate Business English Course Book B2.  Pearson, 2010.

Style de citation MLA

 Cotton, David.  Market Leader: Upter Intermediate Business English Course Book B2.  Pearson, 2010.

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