Watts, David <br/><br/>
Principles of biogeography 
David Watts 
 - New York  McGraw-Hill  1971 
 - xvi, 401 p. : ill. ; 23 cm. 
 - McGraw-Hill series in geography .
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0070941459 
<br/><br/><label>LCCN: </label>70-156940 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogeography