Mann, Richard
Gateway Books , 1998
Buku Teks
edited by Tan Teck Meng ... [and others]
Prentice-Hall, 1998
Buku Teks
Sudargo Gautama
Citra Aditya Bakti, 2002
Buku Teks
Sudargo Gautama
FT Law & Tax Asia Pacific, 1997
Buku Teks
Faulkner, George
Business & Professional Publishing, 1995
Buku Teks