Folsom, Ralph Haughwout, author
West Group, 1999
Buku Teks
edit by Dean C. Alexander, Seymour J. Rubin
Kluwer Law International , 1995
Buku Teks
Lopez, David, author
St. Paul Minn, 2000
Buku Teks
Plummer, Michael G., 1959-, author
The East-West Center , 1993
Buku Teks
Fouloy, Christian D. De., author
Martinus Nijhoff Publishers, 1994
Buku Referensi