James,P. Pfiffner. Understanding the presidency [Book /] edited by James P. Pfiffner, Roger H. Davidson. - 2nd ed. - New York : Longman, 2000. - viii, 488 p. : ill. ; 24 cm. Includes bibliographical references. All Ages. ISBN: 0321044932 0321044940 (professional copy : alk. paper) LCCN: 99013191 Subjects--Topical Terms: Presidents--United States.Presidents--Election.--United States Subjects--Geographic Terms: United States--Politics and government. LC Class. No.: JK516 / .U53 2000 Dewey Class. No.: 342.230 National Library of Medicine Call No.: / J.U