Tey, Tsun Hang, author
Lexis Nexis, 2010
Buku Teks
Pearce, Robert
Butterworth, 1998
Buku Teks
Todd, Paul, author
London : Balckstone, 1994,
Buku Referensi
Kovacic-Fleischer, Candace S., author
Thomson/West, 2011
Buku Teks
Leavell, Robert N., author
West Publishing, [date of publication no identified]
Buku Referensi