George Allen & Unwin in association with the Australian Labor Party, 1983
Buku Teks
Howe, James W., author
Praeger for the Council, 1975
Buku Teks
Williams, Marc
Harvester Wheatsheaf , 1994
Buku Teks
Rothstein, Robert L., author
Columbia University Press, 1977
Buku Teks
Westview press 1985, 1982
Buku Teks