Mayr, Ernst <br/><br/>
Populations Species and Evolution : An Abridgement of Animal Species and Evolution 

 - Cambridge  Harvard Univ. Press  1970 
 - xv, 453p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>G:66
<br/><br/><label>Dewey Class. No.: </label>G:66  / K0