Palval, D E. <br/><br/>
Bharatar samajik arthanaik bikash /  
NULL. 
 - /   . 
 - NULL :   Unknown ,   1976. 
 - NULL :   ills figs ;   NULL .  
<br/><br/>NULL 
<br/><br/><label>ISBN: </label> RS0.00 (PB)