Emlen, J.Merritt <br/><br/>
Ecology: An Evolutionary Approach 

 - London  Addsion Wesley Publishing Company  1973 
 - 493 
<br/><br/><label>ISBN: </label>0201018942 
<br/><br/><label>Publisher. No.: </label> Premier Book Shop 
<br/><br/><label>Subjects--Personal Names: </label> Environmental Science 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science