Purnell, Robert. <br/><br/>
The society of states :  an introduction to international politics / 
by Robert Purnell. 
 - London :  Weidenfeld & Nicolson,  1973. 
 - 332 p. 
<br/><br/><label>ISBN: </label>0297766449 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International politics
<br/><br/><label>Dewey Class. No.: </label>327.1  / PUR.S