Das, Madhab Chandra <br/><br/>
Fundamental Ecology 

 - 3rd 
 - New Delhi   Tata McGraw Hill Education   2009 
 - 562p. 
<br/><br/><label>ISBN: </label>9780070083660 
<br/><br/><label>Dewey Class. No.: </label>577  / Das-F