Trivedi, P.R. <br/><br/>
Ecology and environment 
P. R. Trivedi. 
 - New Delhi  A.P.H. Publications  2004 
 - Includes index. 
<br/><br/><label>ISBN: </label>8176485322 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science; Aquatic ecology.
<br/><br/><label>Dewey Class. No.: </label>574.5  / T79E