Chopra, P. S. <br/><br/>
UNIQUE QUINTESSENCE for UPSC Civil services / 

 - 24 
 - New Delhi :  Unique Publishers ,  2005. 
<br/><br/> 15v. Vol 3.Comparative politics and international relations 
<br/><br/><label>Subjects--Index Terms: </label>Competetive Exam Guide