Elton, Lord, author
Collins, 1945
Buku Teks
Hadas, Moses, author
Time-Life Books, 1965
Buku Teks
Lavell, C.F., author
Macmillan, 1919
Buku Teks
Griffiths, Percival, Sir, 1899-, author
Ernest Benn, 1969
Buku Teks
C.S. Lim
The Department of English University of Malaya, [date of publication no identified]
Buku Teks