Trivedi, P R <br/><br/>
Environmental Ecology / 
P R Trivedi ; Gurdeep Raj 
 - New Delhi:  Akashdeep Pub House,  2002. 
 - 502p 
<br/><br/><label>ISBN: </label>8171582435 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>574.5  / TRI/E