Hope, A.D., author
Oxford University Press, 1992
Buku Teks
FitzGerald, Robert David, 1902-, author
Angus & Robertson, 1963
Buku Teks
Balnaves, John
Cheshire , 1966
Buku Teks
edited by Douglas Stewart and Nancy Keesing
Penguins Books, 1971
Buku Teks
Johnston, Susan, author
New South Wales University Press, 1989
Buku Teks