Bean, C.E.W. (Charles Edwin Woodrow)
Angus and Robertson, 1963
Buku Teks
Burnley, I. H., author
McGraw-Hill, 1976
Buku Teks
Blainey, Geoffrey, 1930-, author
Sun Books, 1980
Buku Teks
de Vries, Dolf, author
Nijgh & Van Ditmar, 1974
Buku Teks
Upton, Sydney
George Allen & Unwin Ltd, 1938
Buku Teks