Tripathi, A.K.  Panday, S.N. <br/><br/>
Water pollution  x 

 - x 
 - New Delhi  Ashish Pub.  1990 
 - ix, 326 
<br/><br/>Includes 
<br/><br/><label>ISBN: </label>8170242673 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-Pollution Water-Pollution 
<br/><br/><label>Dewey Class. No.: </label>363.7394/T835w