Understanding American government / 
by Susan Welch, John Gruhl, Michael Steinman, John Comer and Jan P. Vermeer 
 - Fourth edition. 
 - xix, 586 pages :  illustrations (some colour), maps ;  26 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>031420153X 
<br/><br/><label>Subjects--Topical Terms: </label>--United States
<br/><br/><label>LC Class. No.: </label>JK274 UND