Cooper, Geoffrey, author
Butterworth, 1971
Buku Teks
by Robert Chia, Marzuki Usman, Suyanto Gondokusumo and Wong Kwei Cheong
Prentice-Hall, 1992
Buku Teks
Anderson, Ronald A., author
The Lawyers Co-Operative Publishing, 1957
Buku Teks
editor, Timbrell, Martin C.
Stock Exchange, 1994
Buku Referensi
by Robert Cryer ... [and others]
Cambridge University Press, 2010
Buku Teks