Understanding American government / 
Susan Welch ... [et al.]. 
 - 11th ed. 
 - Belmont, CA :  Thomson/Wadsworth,  c2008. 
 - xxi, 762 p. :  ill. (some col.) ;  29 cm. 
<br/><br/>Includes bibliographical references (p. 689-728) and index. 
<br/><br/><label>ISBN: </label>9780495098690 0495098698 
<br/><br/><label>LCCN: </label>2006940759 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Politics and government--Textbooks.
<br/><br/><label>LC Class. No.: </label>JK276  / .U53 2008 
<br/><br/><label>Dewey Class. No.: </label>320.473