Hughes, Colin A.
Australian National University Press, 1968
Buku Teks
University of Queensland Press , 1975
Buku Teks
Rowse, Tim
Kibble Books, 1978
Buku Teks
Cain, Frank
Angus & Roberton Publisher, 1983
Buku Teks
edited by Heather Radi, Peter Spearritt
Hale & Iremonger, 1977
Buku Teks