Cita APA

Trappe, T., & Tullis, G. (2005). Intelligent Business Intermediate Coursebook. England: Pearson Education Limit.

Chicago Style Citation

Trappe, Tonya, i Graham Tullis. Intelligent Business Intermediate Coursebook. England: Pearson Education Limit, 2005.

Cita MLA

Trappe, Tonya, i Graham Tullis. Intelligent Business Intermediate Coursebook. England: Pearson Education Limit, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.