(1994). Locarno agreement establishing an international classification for industrial design signed at London on October 8, 1968. WIPO.
Chicago Edition CitationLocarno Agreement Establishing an International Classification for Industrial Design Signed at London on October 8, 1968. Geneva: WIPO, 1994.
Cita MLALocarno Agreement Establishing an International Classification for Industrial Design Signed at London on October 8, 1968. WIPO, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.