Allee, Warder <br/><br/>
Principles of animal ecology 

 - Phladelphia  Saunders Company  1949 
 - xii, 837p.  26cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology
<br/><br/><label>LC Class. No.: </label>QL751.A616