agrawal, K.C. <br/><br/>
Environmental pollution  causes, effects & controls 

 - India  Nidhi Publisher  2001 
 - [x],392p.  21cm 
<br/><br/><label>ISBN: </label>8190118145 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental pollution
<br/><br/><label>Dewey Class. No.: </label>363.731  / AGR