Gim, Leong Teh, author
Butterworth, 1992
Buku Teks
Haar, Charles M., author
Little, Brown, 1977
Buku Teks
Lawson, F.H., author
Clarendon Press, 1958
Buku Teks
Panesar, Sukhninder, author
Longman, 2001
Buku Teks
Lawler, J. John, author
Foundation Press, 1940
Buku Teks