Mayr, Ernst  <br/><br/>
Systematics and The Organic Species   From the viewpoint of zoologist  

 - New York   Colombia University Press   1942 
 - XIV, 334p. : ill ; Map ; 23cm        
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology <br/>Animal<br/>Species  <br/>Biology <br/>Ecology 
<br/><br/><label>Universal Decimal Class. No.: </label>13  / G21