Cita APA

 Trappe, T. (2005).  Intelligent Business: Coursebook. Intermediate Business English.  Pearson Education Limited.

Citación estilo Chicago

 Trappe, Tonya.  Intelligent Business: Coursebook. Intermediate Business English.  Pearson Education Limited, 2005.

Cita MLA

 Trappe, Tonya.  Intelligent Business: Coursebook. Intermediate Business English.  Pearson Education Limited, 2005.

Precaución: Estas citas no son 100% exactas.