Coyle, David Cushman, 1887-1969
The United States political system and how it works
A Mentor Book, 1963
 Buku Teks SO
Tocqueville, Alexis de
Democracy in America
Schocken Books, 1961
 Buku Teks SO
Dye, Thomas R.
Understanding public policy
Pearson, 2014
 Buku Teks
Weyl, Walter E.
The new democracy : an essay on certain political and economic tendencies in the United States
Harper & Row, 1964
 Buku Teks SO
Shils, Edward
Political Development in the New States
Mouton, 1968, 1962
 Buku Teks SO