Nicholson, Michael, <br/><br/>
Formal theories in international relations / 
Michael Nicholson. 
 - Cambridge :  Cambridge University Press,  c1989. 
 - xiii, 254 p. : 
 - Cambridge studies in international relations ;  v. 3 .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0521341035 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International relations.---
<br/><br/><label>Dewey Class. No.: </label>327.101  / Fo