World Intellectual Property Organization. (1988). Background reading material on intellectual property. World Intellectual Property Organization.
Style de citation Chicago (17e éd.)World Intellectual Property Organization. Background Reading Material on Intellectual Property. Geneva, Switzerland: World Intellectual Property Organization, 1988.
Style de citation MLA (9e éd.)World Intellectual Property Organization. Background Reading Material on Intellectual Property. World Intellectual Property Organization, 1988.
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