Rastogi Vandana <br/><br/>
Pracheen Bharat mein paryavaran chintan. 

 -  2000 
<br/><br/><label>Standard No.: </label>22202 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>O15,1D40:g(G:55), P0