Chhatwal, G R <br/><br/>
Encyclopaedia of water pollution / 	 
G R Chhatwal 
 - New Delhi, India :   Anmol Publications,   1996. 
 - vol.   26 cm.  
<br/><br/>Vol.  1-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>water pollution
<br/><br/><label>Dewey Class. No.: </label>363.7394603  / ENC 1996