Understanding American government :  alternate / 
Susan Welch ... [et al.]. 
 - 11th alternate ed. 
 - Belmont, CA :  Thomson/Wadsworth,  c2008. 
 - 649 p. :  ill. (some col.) ;  28 cm. 
<br/><br/><label>ISBN: </label>9780495098720 (pbk.) 0495098728 (pbk.) 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Politics and government--Textbooks.
<br/><br/><label>Dewey Class. No.: </label>320.473  / UND