Mayr, Ernst, <br/><br/>
Populations, species, and evolution  an abridgment of Animal species and evolution. 

 - Cambridge, Mass.  Belknap Press of Harvard University Press  1970. 
 - xv, 453 p.  illus., maps.  25 cm. 
<br/><br/> 1963 ed. published under title: Animal species and evolution. 
<br/><br/>Bibliography: p. 427-444. 
<br/><br/><label>ISBN: </label>0674690109 
<br/><br/><label>LCCN: </label>79111486 //r91 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Species.<br/>Evolution Biology<br/>Zoology--Variation.
<br/><br/><label>LC Class. No.: </label>QH371  / .M33 1970 
<br/><br/><label>Dewey Class. No.: </label>591.3/8