Bainbridge, David
Pearson - Longman, 2002
Buku Teks
Eastaway, Nigel
Sweet & Maxwell, 2008
Buku Teks
Matthew David, Debora Halbert, editors
SAGE Publications, 2015
Buku Teks
Caenegem, William van
Bond University Law School, 1994
Buku Teks
Stim, Richard
West Thomson Learning, 2001
Buku Referensi