Khanna, Dev Raj. <br/><br/>
Ecology and pollution of Ganga River :  a limnological study at Hardwar / 
Dev Raj Khanna. 
 - New Delhi :  Ashish Pub. House,  1993. 
 - 241 p. :  ill., maps ; 
<br/><br/>Includes bibliographical references (p. 225-241). 
<br/><br/><label>ISBN: </label>8170245419  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limnology--Ganges River (India and Bangladesh)<br/>Limnology--India--Haridwār.
<br/><br/><label>Dewey Class. No.: </label>577.64  / DEV