Tripathi, P.C. <br/><br/>
A Textbook of Research Methodology in Management and Social Sciences  English 

 - 7th 
 - New Delhi  Sultan Chand & Sons  2014 
 -  PB 
<br/><br/><label>ISBN: </label>9789351610137 
<br/><br/><label>Dewey Class. No.: </label>001.4 TRP A