KUMAR,H.D. <br/><br/>
Modern Concepts Of Ecology 

 - 2nd Ed 
 - India  Vikas Pub  1981 
 - xii, 293p. 
<br/><br/><label>ISBN: </label>0-7069-1246-2 
<br/><br/><label>Dewey Class. No.: </label>581.5