Neustadt, Richard E.
Presidential power : the politics of leadership
John Wiley & Sons, 1961
 Buku Teks
Edwards, George C.
Presidential Leadership : politics and policy making
Thomson, 2006
 Buku Teks
Edwards, George C.
Presidential leadership : politics and policy making
Thomson Wadworth, 2006
 Buku Teks
Ludwig, Emil, 1881-1948
Roosevelt : a study in fortune and power
Garden City Publishing, 1941
 Buku Teks
Brown Seyom
The paces of power constancy and change in the United States foreign policy from trumanto/ Reagan Seyom Brown
Columbia University Press , 1983
 Buku Teks