Dupee, F.W., author
Doubleday, 1956
Buku Teks
Cameron, J.M., author
British Council, 1884
Buku Teks
edited by Carl Bode
Johns Hopkins University Press, 1974
Buku Teks
Matthiessen, F.O., author
Oxford University Press, 1944
Buku Teks
Wilde, W.H., author
Twayne Publishers, 1976
Buku Teks