1. Allison, Graham, and Szanton, Peter.Remaking Foreign Policy. New York: Basic Books, 1976.
2. Fenno, Richard.The President’s Cabinet. Cambridge: Harvard University Press, 1963.
3. Neustadt, Richard E.Presidential Power. New York: John Wiley & Sons, Inc., 1960, 1980.
4. Porter, Roger.Presidential Decision Making: The Economic Policy Board. New York: Cambridge University Press, 1980.