Sherill, Robert. <br/><br/>
Why they call it politics :  a guide to America's government / 
by Robert Sherill. 
 - 5th ed. 
 - San Diego, Calif. :  Harcourt Brace Jovanovich,  1990. 
 - xxi, 579 p. : ill. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0155960040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>United States--Politics and government.<br/>Government and political science--General--History, theory and practice.