Philip Kotler <br/><br/>
Principles of marketing 
Philip Kotler 
 - 13th. 
 - Upper Saddle River, N.J.  Pearson Education  2010 
<br/><br/><label>ISBN: </label>9780137006694 
<br/><br/><label>Dewey Class. No.: </label>658.8  / 2616