Chhatwal, G.R.  <br/><br/>
Encyclopadia of environmental water pollution 

 - New Delhi  Anmol Publication  1996 
 - vii,296p.  24cm 
<br/><br/><label>ISBN: </label>8174884351 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Polution
<br/><br/><label>Dewey Class. No.: </label>363.7394  / ENC