Dickinson, Robert E. <br/><br/>
Regional ecology :  the study of man's environment / 
Robert E. Dickinson. 
 - New York :  Wiley,  1970. 
 - xiii, 199 p. 
<br/><br/><label>ISBN: </label>0471212881 
<br/><br/><label>LCCN: </label>71123739 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human geography.<br/>Human ecology.