De Blij, Harm J. <br/><br/>
Geography, regions and concepts / 
Harm J. de Blij ; with a chapter by Stephen S. Birdsall 
 - 3rd ed. 
 - New York :  Wiley,  1981 
 - 583 p. :  ill. ;  29 cm. 
<br/><br/> Includes indexes 
<br/><br/><label>ISBN: </label>0471080152 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography--Text--books--1945