Kumar, U.  . <br/><br/>
Water environment and pollution /  
by U.Kumar and Bhanu Kakrani. 
 - Jodhpur :   Agrobios (India) ,   2000 
 - 258p ;  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G:55  / P0