Krishna, Kumar <br/><br/>
Raj , samaj aur shiksha ( Hindi ) 

 - 7th 
 - New Delhi  Raj Kamal Prakashan  2006 
 - 151 
<br/><br/><label>ISBN: </label>81-267-0213-3 
<br/><br/><label>Dewey Class. No.: </label>370.193 KK