Relyea,Rick. <br/><br/>
Ecology  :The economy of nature 

 - 9th Ed. 
 - New York:  Macmillan International,  2021. 
 - xxix,540p. 
<br/><br/><label>ISBN: </label>9781319383817 
<br/><br/><label>Dewey Class. No.: </label>574.5  / REL.E