Dworkin, Ronald
Harvard University Press, 1986
Buku Teks
Dworkin, Ronald
Fontana Press, 1991
Buku Teks
Ohara, Daniel T
Duke University Press, 2003
Buku Teks
Vidal, Gore
Random House, 1987
Buku Teks
Charlesworth, M.P.
Oxford University Press, 1951
Buku Teks