Oxford University press , 1994
Buku Teks
Jones, David J.
Second Back Row Press, 1981
Buku Teks
McPhee, Margaret
Allen & Unwin, 1993
Buku Referensi
Jones, David J.
Australia, Second Back Row Press
Buku Referensi
editor, Bud Wileman, Robin Wileman, Bessana C. Sewell
Wileman Publications, 1986
Buku Referensi