Political Science/Michael G Roskin[Et All]. 

 - 4th 
 - New Jersey :  Prentice Hall,  1991 
<br/><br/><br/>English 
<br/><br/><label>Subjects--Topical Terms: </label>--Political science,
<br/><br/><label>Dewey Class. No.: </label>325.21 ROP