International Politics  Enduring Concepts and Contemporary Issues /  [electronic resource] : 
Robert J. Art & Robert Jervis. 
 - 13th Edition. 
 - New York :  Pearson Education Inc,  c2016. 
 - 596 pages. 
<br/><br/><label>ISBN: </label>978-0-134-48201-9 
<br/><br/><label>LCCN: </label>2016002773