Understanding American  government / 
Susan Welch 
 - 4th ed. 
 - Belmont, CA :  West/Wadsworth,  1997 
 - xix, 585 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0314190651 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Politics and government.
<br/><br/><label>Dewey Class. No.: </label>320.973 UND