World Intellectual Property Organization. (1988). Background reading material on intellectual property. World Intellectual Property Organization.
Chicago-Zitierstil (17. Ausg.)World Intellectual Property Organization. Background Reading Material on Intellectual Property. Geneva, Switzerland: World Intellectual Property Organization, 1988.
MLA-Zitierstil (9. Ausg.)World Intellectual Property Organization. Background Reading Material on Intellectual Property. World Intellectual Property Organization, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.