De Blij, Harm J. <br/><br/>
Systematic political geography 
[by] Harm J. de Blij. 
 - 2d ed. 
 - New York,  Wiley  [1973] 
<br/><br/> Third ed. by M. I. Glassner and H. J. de Blij. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0471200530 
<br/><br/><label>LCCN: </label>73005665 //r90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political geography.<br/>Geopolitics.
<br/><br/><label>LC Class. No.: </label>JC319  / .D4 1973 
<br/><br/><label>Dewey Class. No.: </label>320.9