Kotler P <br/><br/>
Marketing management and strategy: A Reader 
Kotler P; Cox K K 
 - Englewood  Englewood, Cliffs Prentice Hall  1984 
 - xii, 448 
<br/><br/><label>ISBN: </label>0-13-558248-2 
<br/><br/><label>Source: </label>Textbook