Van Valkenburg , Samuel <br/><br/>
Elements of Political Geography 

 - 2nd ed. 
 - New Delhi   Prentice Hall of India   1963 
 - xvi,400 p.  ill 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>910.132  / V15