Verma, S.P. <br/><br/>
Adhunik rajnitik siddhant 

 - New  Delhi  Vikas Publication House Pvt. ltd.  1978 
 - 410p. 
<br/><br/><label>ISBN: </label>0-7069-0708-6 
<br/><br/><label>Dewey Class. No.: </label>320.01  H     Ver. L8