Shanker, Suman, <br/><br/>
Ecology  Textual Documents 
by Dr Suman Shanker, Rajeev Mishra 
 - New Delhi:  Choice International. 
 -  ills;  25cm. 
<br/><br/><label>Subjects--Index Terms: </label>Environmental Science Ecology G-Environmental Science 
<br/><br/><label>Dewey Class. No.: </label>591.5