Ball, Alan R. <br/><br/>
Modern politics and government / 
Alan R. Ball. 
 - 4th ed. 
 - Chatham, New Jersey :  Chatham House Publishers,  1988. 
 - 2510 p. ;  22 cm. 
<br/><br/>p. 239-245. 
<br/><br/><label>ISBN: </label>0934540454 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political science.