Manoharachary,C <br/><br/>
Principles of environmental studies. 

 - 1ST. 
 - Hydrabad.  B.S.P.  2009 
 - Xvii,305P 
<br/><br/><label>ISBN: </label> RS 150.00 
<br/><br/><label>Dewey Class. No.: </label>333.7 MAN,C