De Blij, Harm J. <br/><br/>
Systematic political geography / 
Harm J. De Blij 
 - New York :  John Wiley,  c1967 
 - vii, 618 p. :  ill., maps ;  26 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> USD 9.45 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political geography<br/>Geopolitics
<br/><br/><label>Dewey Class. No.: </label>320.12