Miller, E. Morris, author
Angus and Robertson, 1956
Buku Teks
Johnston, Grahame, author
Oxford University Press, 1970
Buku Teks
Green, H. M., author
Melbourne University Press, 1951
Buku Teks
Clark, Manning, 1915-1991, author
Oxford University Press, 1957
Buku Teks
Victoria : Deakin University
Majalah, Jurnal, Buletin