SUBRAMANYAM, N S. <br/><br/>
Ecology 

 - 2nd edi. 
 - New Delhi.  Narosa Pub House .  2006 
 - xxii, 480p 
<br/><br/><label>ISBN: </label>81 7319 740 7 
<br/><br/><label>Dewey Class. No.: </label>577