Willy Ilham Dasrul, examiner
Kluwer Harrap Handbooks, 1973
Buku Teks
Fine, Frank L
Sweet & Maxwell, 2006
Buku Teks
Whish, Richard
Oxford University Press, 2012
Buku Teks
Goyder, Joanna
Oxford Univesity Press, 2009
Buku Teks
Goyder, D.G.
Oxford, 1993
Buku Teks