Beri G C <br/><br/>
Marketing research 

 - 4th Edn. 
 - New Delhi  Tata mcgraw  1989-R2008 
 - xviii,579p.  24cm.  PB 
<br/><br/><label>ISBN: </label>9780070620223 
<br/><br/><label>Dewey Class. No.: </label>658.83  / BER