Flanagan, David
O'Reilly, 1997
Buku Teks
Oaks, Scott
O'Reilly, 2000
Buku Teks
Gilly, Daniel
O'Reilly & Associates, Inc., 1992
Buku Teks
Regulatory Compliance Associates, Inc.
Bankers Publishing Company, 1990
Buku Referensi
Ray, Deborah S.
IDG Books Worldwide, 1996
Buku Teks