Unger, Roberto Mangabeira
Verso, 2015
Buku Teks
Posner, Richard A.
Harvard University Press, 2002
Buku Teks
editor, Adriaan W. Bedner, Sulistyowati Irianto, Jan Michiel Otto, Theresia Dyah Wirastri ; penerjemah, Tristam Moelyono
Pustaka Larasan, 2012
Buku Teks
Conklin, William E.
Kluwer, 2001
Buku Teks
Hartzler, H.Richard
Kennikat Press, 1976
Buku Teks