APA Citatie

(1997). International classification of the figurative elements of marks: Vienna classification (4th ed.). WIPO.

Chicago Style citaat

International Classification of the Figurative Elements of Marks: Vienna Classification. 4th ed. Geneva: WIPO, 1997.

MLA citatie

International Classification of the Figurative Elements of Marks: Vienna Classification. 4th ed. WIPO, 1997.

Let op: Deze citaties zijn niet altijd 100% accuraat.