Ecology and pollution of Indian rivers  

 - New Delhi:   Ashish Publishing House,   1988 
 - xv, 447p. 
<br/><br/><label>ISBN: </label>81-7024-215-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>551.535.8(540)   / M8