Kotler P <br/><br/>
Marketing management: Analysis planning implemantation and control 
Kotler P 
 - 8 
 - New Delhi  New Delhi, Prentice-Hall  1994 
 - xxix, 801 
<br/><br/><label>ISBN: </label>81-203-0877-8 
<br/><br/><label>Source: </label>Textbook