Kreb, Charles J. <br/><br/>
Ecology 

 - 6th ed. 
 - Noida  Pearson Publication  2016 
 - 645 pgs 
<br/><br/><label>ISBN: </label>978-93-325-7574-5 
<br/><br/><label>Dewey Class. No.: </label>574.5 KRE / ECO