Nye, Joseph S. <br/><br/>
Understanding global conflict and cooperation :  an itroduction to theory and history / 
Joseph S. Nye, David A. Welch. 
 - 8th  ed. 
 - Boston :  Longman,  2011. 
 - xiv, 338  p. 
<br/><br/><label>ISBN: </label>0205798551 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International relations.<br/>War (International law)<br/>World politics--20th century.<br/>World politics--21st century.