O'Connor, Karen,  1952- <br/><br/>
American government :  roots and reform / 
Karen O'Connor, Larry J. Sabato. 
 - 2020 presidential election edition. Fourteenth edition. 
 - xxv, 513 pages :  illustrations, maps ;  28 cm 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780136900658 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Politics and government.
<br/><br/><label>Dewey Class. No.: </label>320.473  / OCO 2022