Kossmann-Putto, J.A.
Low countries : history of the Northern and Southern Netherlands
Stichting Ons Erfdeel, 1987
 Buku Teks SO
Kossmann-Putto, J.A.
The low countries : history of the northern and southern Netherlands
Flemish-Netherlands Foundation, 1987
 Buku Referensi
Anderfelt, Ulf
International patent-legislation and developing countries
Martinus Nijhoff, 1971
 Buku Teks
Arbitration and mediatoation in southern mediterranean countries
edited by Giuseppe De Palo and Mary B. Trevor
Kluwer Law International, 2007
 Buku Teks
Patent protection and the pharmaceutical industry in jordan
 Artikel Jurnal