U.P. Law Center, 1975
Buku Teks
Eastaway, Nigel, author
Sweet & Maxwell, 2008
Buku Teks
Caenegem, William van, author
Bond University Law School, 1994
Buku Teks
edited by Adam Mossoff, professor of law, editor; George Mason, University School of Law, Virginia, USA, editor
Edward Elgar, 2013
Buku Teks
Bently, Lionel, 1964-, author
Oxford University Press, 2014
Buku Teks