Agarwal, S. K <br/><br/>
Water pollution 
S.K. Agarwal 
 - New Delhi  A.P.H Publishing Corporation  2009 
 - 384 p.; 23 cm. 
<br/><br/><label>ISBN: </label>9788176488327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>363.7394 AGA