Cannon, Michael, author
Carlton Melbourne University Press, 1967
Buku Teks
Shaw, Alan George Lewers, author
Longman, Green, 1955
Buku Teks
Boehm, E.A., author
Longman Chesire, 1979
Buku Teks
Boehm, E.A., author
Longman, 1971
Buku Teks
edited by Richard Ivan Downing
Weidenfeld and Nicolson, 1973
Buku Teks