Gupta, S L & Gupta, Hitesh <br/><br/>
Research methodology : text and cases with spss applications 

 - IBH  Ahmedabad  2011 
 - 474 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>307.2/Gup/Gup