HEARATH,H.M.B.S <br/><br/>
An Economic approach to Manage Industrial Water Pollution : Case Of Kelani River 

 -  Sri Lanka : the Department of  Natioonal 2002 
 - xi, 46 P 
<br/><br/><label>ISBN: </label>955-9017-08-X 
<br/><br/><label>Dewey Class. No.: </label>333.7153095