Conant, James B.
Germany and freedom : a personal appraisal
Harvard University Press, 1958
Buku Teks SO
Waldo, Dwight
The administrative state: a study of the political theory of American public administration
Ronald Press, 1948
Buku Teks
Constitution (fundamental law) of the union of soviet socialist Republics
Moscow: Novosti Press, 1977,
Buku Referensi
Jenks, C. Wilfred
Law, freedom, and welfare
Oceana, 1963
Buku Teks SO
Guyer, Paul
Kant on freedom, Law and happiness
Cambridge University Press, 2000
Buku Teks