Serle, Geoffrey, author
Melbourne University Press in association with Monash University, 1982
Buku Referensi
Serle, Geoffrey
Melbourne University Press, 1982
Buku Teks
Ross, Lloyd
Macmillan, 1977
Buku Teks
Craven, Paul R., author
Dickenson Publishing, 1968
Buku Teks
Peeters, Benoît, 1956-, author
Polity Press, 2013
Buku Teks