Lavell, C.F.
Macmillan, 1919
Buku Teks
Hadas, Moses
Time-Life Books, 1965
Buku Teks
C.S. Lim
The Department of English University of Malaya, [date of publication no identified]
Buku Teks
edited, James Vinson
ST. James Press, 1985
Buku Teks
Mansergh, Nicholas
Royal Institute Of International Affair, 1948
Buku Teks