Bolton, Geoffrey Curgenven
Melbourne University Press, 1958
Buku Teks
by Broadus Mitchell
Columbia University Press, 1957
Buku Teks
Wise, William
G.P. Putnam's Sons, 1963
Buku Teks
Caldwell, Lynton Keith
University of Chicago Press, 1944
Buku Teks
Maurois, A. (Andre)
E.P. Dutton & co., Inc., 1959
Buku Referensi