Beri,G.C <br/><br/>
Marketing Research 

 - 5th edition., 
 - New Delhi:  McGraw Hill Education,  2016. 
 - 627p.;  27cm 
<br/><br/><label>ISBN: </label>9781259004902 
<br/><br/><label>Dewey Class. No.: </label>658.83 BER/M