Penrose, E. F.  1895-1984. <br/><br/>
The revolution in international relations  a study in the changing nature and balance of power 
by E. F. Penrose 
 - London  Frank Cass  1965 
 - xxii, 290 p. ; 23 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>65-056354 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International relations<br/>Balance of power