Rainey, Bernadette
Oxford University Press, 2012
Buku Teks SO
Curzon, L.B.
Pitman, 1993
Buku Teks
Drake, Charles D.
Sweet and Maxwell , 1972
Buku Teks
Ball, John
University of Sydney, Faculty of Law, 1985
Buku Teks SO
Farrar, John H.
Sweet and Maxwell, 1977
Buku Teks SO