Booth, John A., author
Westerview Press, 1989
Buku Teks
Editors Michael Lang
Kluwer Law, 2002
Buku Teks
Snape, John
Blacks stone press limited, 1999
Buku Teks
Didy Supriyadi, author
Fakultas Hukum Universitas Indonesia, 2103
UI - Tesis (Membership)
U.P. Law Center, 1976
Buku Teks