Gitelson, Alan R. American government / Alan R. Gitelson, Robert L. Dudley, Melvin J. Dubnick. - 3rd ed. - Boston : Houghton Mifflin Co., c1993. - xx, 463, 74 p. : ill. (some col.) ; 24 cm. Includes bibliographical references (p. 22-50, 3rd group) and indexe s. ISBN: 0395622360 0395640040 LCCN: 92-072374 Subjects--Geographic Terms: United States--Politics and government. Dewey Class. No.: 320.973