Weigert, Hans W. (Hans Werner), 1902-  Weigert, Hans W. (Hans Werner), 1902- <br/><br/>
Principles of political geography / 
by Hans W. Weigert [and others]. 
 - New York :  Appleton-Century-Crofts,  [1957] 
<br/><br/><label>LCCN: </label>56009859 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geopolitics.