Zweigert, Konrad, author
Clarendon Press, 1998
Buku Teks
Mochamad Kemal Kono, author
2016
UI - Skripsi (Membership)
Clancey, Richad, author
Sweet & Maxwell, 2011
Buku Teks
Faculty of Law National University of Singapore, 2018
Majalah, Jurnal, Buletin
edited by Eivind Smith
Kluwer Law International, 1995
Buku Teks