Goel,P.K. <br/><br/>
Water Pollution Causes,Effects and Control   

 - 2nd /   2008. 
 - Delhi:  New Age International (P)Ltd.Pub.  2008. 
 - 418p:  23cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Zoology, Water Pollution. 
<br/><br/><label>Dewey Class. No.: </label>553.7