The presidency and the political system / 
Michael Nelson, editor., Rhodes College. 
 - Eleventh edition. 
 - Thousand Oaks :  CQ Press,  2018. 
 - xv, 589 pages :  illustrations. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781544317298 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Presidents--United States
<br/><br/><label>LC Class. No.: </label>JK 516  / PRE 2018