edited by Jean Woolmington
Cassell Australia, 1976
Buku Teks
Collinson, Patrick, author
Clarendon Press, 1982
Buku Teks
Kirby, James, author
Oxford University Press, 2016
eBooks
Olmstead, Clifton E., author
Prentice-Hall, 1960
Buku Teks
Wales, H.G. Quaritch, author
Bernard Quaritch Ltd, 1958
Buku Teks