Nargundkar R <br/><br/>
Marketing research : text and cases 
Nargundkar R 
 - 2 
 - New Delhi  New Delhi, Tata McGraw Hill  2003 
 - 494p 
<br/><br/><label>ISBN: </label>0-07-052805-5 
<br/><br/><label>Source: </label>Textbook