Trivedi, P.R.  Raj, Gurdeep. <br/><br/>
Water pollution  x 

 - 1 
 - New Delhi  Akash-deep Pub.  1997 
 - v, 304 
<br/><br/>x 
<br/><br/><label>ISBN: </label>8171582796 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water - Pollution Water - Pollution 
<br/><br/><label>Dewey Class. No.: </label>628.5/T841w