The international system :  theoretical essays / 
edited by Klaus Knorr and Sidney Verba 
 - Princeton :  The University Press,  1961 
 - 237 p. ;  23 cm. 
 - The Center of International Studies .
<br/><br/><label>ISBN: </label> USD 35.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International relations<br/>International organization<br/>Nuclear crisis control
<br/><br/><label>Dewey Class. No.: </label>327.01