Kasperson, Roger E, ed Minghi, Julian V, ed <br/><br/>
Structure of political geography 

 - London  University of London press ltd.  1969 
 - xiv, 527 p.; 26cm. 
<br/><br/><label>ISBN: </label>340117958 
<br/><br/><label>Subjects--Topical Terms: </label><br/>foreign affairs<br/>foreign policy<br/>International relations<br/>World politics