Shashi Shyam Singh <br/><br/>
Samajik Vigyan Hindi Vishvakosh Vol.3 

 - New Delhi  Suryaprabha Prakashan  2006 
 - 260 
<br/><br/><label>ISBN: </label>8175700599 
<br/><br/><label>Dewey Class. No.: </label>300.3 SHA