Bertrams, Roeland F.
Kluwer Law International, 1996
Buku Teks
Bhagwati, Jagdish, author
Penguin Books, 1969
Buku Teks
Folsom, Ralph Haughwout, author
[publisher not identified], [date of publication not identified]
Buku Teks
The National Bank, 1979
Buku Teks
National Australia, 1990
Buku Teks