Khanna, Dev Raj <br/><br/>
Ecology and pollution of Ganga river :  a limnological study at hardwar / 
Dev Raj Khanna 
 - New Delhi :  Ashish,  c1993. 
 - 241p. ; 
<br/><br/><label>ISBN: </label>8170245419 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limnology--India<br/>Ganges River (India and Bangladesh)Limnology<br/>India<br/>Haridw¯ar.
<br/><br/><label>LC Class. No.: </label>QH193  / .G35K53 1993 
<br/><br/><label>Dewey Class. No.: </label>574.52632309542  / K45e