TRIPATHI  R C <br/><br/>
TEXT BOOK OF RESEARCH METHODOLOGY IN SOCIAL SCIENCES 

 - 4th Rep 
 -  SULTAN CHAND  2003 
 - 320 
<br/><br/><label>ISBN: </label>81-7014-861-8 
<br/><br/><label>Dewey Class. No.: </label>526