Everett, Charles W., author
Emile Durkheim, 1966
Buku Teks
Kelly, Paul J., author
Oxford University Press, 1990
Buku Teks
Postema, Gerald J., author
Clarendon Press, 1986
Buku Teks
Lyons, David, author
Clarendon Press, 1991
Buku Teks
Mill, John Stuart
A Meridian Book, 1962
Buku Teks