World Intellectual Property Organization. (1979). Copyright law survey. World Intellectual Property Organization.
Citazione stile Chigago Style (17a edizione)World Intellectual Property Organization. Copyright Law Survey. Geneva: World Intellectual Property Organization, 1979.
Citatione MLA (9a ed.)World Intellectual Property Organization. Copyright Law Survey. World Intellectual Property Organization, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.