SHARMA (B A V) and others. <br/><br/>
Research methods in social sciences. 

 - New Delhi.  Sterling Publishers Pvt Ltd.,  1989 
 - 272 
<br/><br/><label>ISBN: </label>81 207 0024 4 
<br/><br/><label>Dewey Class. No.: </label>300.72 SHAR