Simpson George Gaylord <br/><br/>
Geography of evolution    Collected essays    

 - New York  Capricon Books          1965 
 - 249p  cm. 
<br/><br/> Bibliography at the end of each chapter 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogeography
<br/><br/><label>Dewey Class. No.: </label>U3z7, K5