Cita APA

 Perreault, W. D. (2010).  Essentials of marketing: A marketing strategy planning approach.  McGraw-Hill/Irwin.

Chicago Style Citation

 Perreault, William D.  Essentials of Marketing: A Marketing Strategy Planning Approach.  McGraw-Hill/Irwin, 2010.

Cita MLA

 Perreault, William D.  Essentials of Marketing: A Marketing Strategy Planning Approach.  McGraw-Hill/Irwin, 2010.

Atenció: Aquestes cites poden no estar 100% correctes.