Dony Ariyus
Andi, 2005
Buku Teks SO
Folsom, Ralph Haughwout
West Group, 1999
Buku Teks
edit by Dean C. Alexander, Seymour J. Rubin
Kluwer Law International , 1995
Buku Teks SO
edited by Jonathan S. Berek
Wolters Kluwer, 2015
Buku Teks SO
Fouloy, Christian D. De.
Martinus Nijhoff Publishers, 1994
Buku Referensi