The riddle of power : presidential leadership from Truman to Bush / by Robert Shogan. Shogan, Robert. Presidents United States. JK516 .S47 1992 353.0323 SHO Originally published: New York : Dutton, c1991. Includes bibliographical references (p. 307-318) and index. New York, N.Y., U.S.A. : Plume, c1992. c1992. 1992 Text x, 358 p. ; eng United States Politics and government 1945-1989. United States Politics and government 1989-1993. United States.