Emlen, J Merritt <br/><br/>
Ecology: An evolutionary approach 

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 - Addison Wesley Publishing Co., London  1973 
 - 493 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology-- Biodiversity-- Conservation-- Ecosystems
<br/><br/><label>Dewey Class. No.: </label>577  EML-E