APA Citatie

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

Chicago Style citaat

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

MLA citatie

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

Let op: Deze citaties zijn niet altijd 100% accuraat.