Magruder's American government, 1990 
/ revised by William A. McClenagham 
 - [70th ed.] 
 - xv 799 p.  col. ill. 
<br/><br/><label>ISBN: </label>0135468396 
<br/><br/><label>Subjects--Topical Terms: </label><br/>United States--Politics and government--Study and teaching<br/>Politics and government--Study and teaching
<br/><br/><label>Index Terms--Genre/Form: </label>
<br/><br/><label>Dewey Class. No.: </label>320.473