Gupta, Shashi K;Rangi, Praneet. <br/><br/>
Marketing research. 

 - 1 
 - New Delhi  Kalyani Publishers  2014 
 - 21.9,11,5 
<br/><br/><label>ISBN: </label>9789327244335 
<br/><br/><label>Dewey Class. No.: </label>658.83 GUPS