Halpern, Joel M. <br/><br/>
Political research: methods and practical skills 

 - New Delhi  Oxford University Press  2012 
 - xiv,440p. 
<br/><br/><label>ISBN: </label> RS 795.00 
<br/><br/><label>Source: </label> RS 795.00 
<br/><br/><label>Dewey Class. No.: </label>300.72 HAL