Parkinson, C. Northcote (Cyril Northcote), 1909-1993, author
University of Malaya Press, 1964
Buku Teks
Robquain, Charles, author
Longmans, 1958
Buku Teks
Heussler, Robert
Heinemann Asia, 1985
Buku Teks
Ratnam, K.J.
Kuala Lumpur University of Malaya Press 1967
Buku Teks
De Bliksem, 1931
Buku Klasik