(1995). The first twenty five years of the patent cooperation treaty, 1970 - 1995. WIPO.
Chicago Edition CitationThe First Twenty Five Years of the Patent Cooperation Treaty, 1970 - 1995. Geneva: WIPO, 1995.
Cita MLAThe First Twenty Five Years of the Patent Cooperation Treaty, 1970 - 1995. WIPO, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.