Rana, S.V.S. <br/><br/>
Essentials of ecology and environmental science 

 - 2nd 
 - New Delhi<br/>  Prentice hall of India  2005 
 - 488p. 
<br/><br/><label>ISBN: </label>812032773X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life sciences biology
<br/><br/><label>Dewey Class. No.: </label>577  / RAN