deBlij, Harm J. <br/><br/>
Geography  regions and concepts 
Harm J. deBlij 
 - 3rd ed. 
 - New York  John Wiley & Sons  1981 
 - 588 p. : ill. ; 30 cm. 
<br/><br/><label>ISBN: </label>0471080152 
<br/><br/><label>LCCN: </label>80-17961 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography