Nash, Bradley D
Organizing and staffing the presidency/Bradley D. Nash with Milton S. Eisenhower, R. Gordon Hoxie, and William C. Spragens
Center for the study of the Presidency, 1980
 Buku Teks
The Collected works of Abraham Lincoln: the Abraham Lincoln association Springfield, Illinois IV
Abraham Lincoln Association; edited by Roy P. Basler
Rutgers University Press, 1953 / 1955
 Buku Teks
Caro, Robert A.
The years of Lyndon Johnson : the path to power
Alfred A. Knopf, 1983
 Buku Teks
Schlesinger, Arthur Meier
A thousand days : John F. Kennedy in the white house
Fawcett Publications, 1965
 Buku Teks
Pious, Richard M
The American presidency/ Richard M.
Basic Books, 1944
 Buku Teks