Cita APA

 Kotler, P. (2018).  Principles of Marketing.  Pearson.

Chicago Style Citation

 Kotler, Philip.  Principles of Marketing.  Pearson, 2018.

Cita MLA

 Kotler, Philip.  Principles of Marketing.  Pearson, 2018.

Atenció: Aquestes cites poden no estar 100% correctes.