Cita APA

 Cotton, D. (2005).  Market leader: Pre - Intermediate business english course book.  Longmans.

Chicago Style Citation

 Cotton, David.  Market Leader: Pre - Intermediate Business English Course Book.  Longmans, 2005.

Cita MLA

 Cotton, David.  Market Leader: Pre - Intermediate Business English Course Book.  Longmans, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.