Arnaud Nuyts, editor
Kluwer Law International, 2008
Buku Teks
Congress of the U.S., Office of Technology Assessment, 1986
Buku Teks
WIPO, 2007
Buku Teks
Bainbridge, David
Pearson - Longman, 2002
Buku Teks
Edenborough, Michael
Cavendish Publishing , 1994
Buku Teks