Cita APA

 Mascull, B. (2006).  Market leader: Upper intermediate business english Teacher''s book.  Longmans.

Chicago Style Citation

 Mascull, Bill.  Market Leader: Upper Intermediate Business English Teacher''s Book.  Longmans, 2006.

Cita MLA

 Mascull, Bill.  Market Leader: Upper Intermediate Business English Teacher''s Book.  Longmans, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.