1. See Richard E. Neustadt, Presidential Power: The Politics of Leadership (New York: Wiley, 1960)
2. Clinton Lawrence Rossiter, The American Presidency, 2nd edition (New York: Harcourt, Brace, 1960)
3. Murray J. Edelman, The Symbolic Uses of Politics (Urbana: University of Illinois Press, 1964)
4. Jeffrey K. Tulis, The Rhetorical Presidency (Princeton, NJ: Princeton University Press, 1987)
5. Samuel Kernell, Going Public: New Strategies of Presidential Leadership (Washington, DC: CQ Press, 1986); Leadership in the Modern Presidency, ed. Fred I. Greenstein (Cambridge, MA: Harvard University Press, 1988)