(2022). Patent Cooperation Treaty (PCT): Done at Washington on June 19, 1970, amended on September 28, 1979, modified on February 3, 1984, and on October 3, 2001 : and Regulations under the PCT (as in force from July 1, 2022). World Intellectual Property Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Patent Cooperation Treaty (PCT): Done at Washington on June 19, 1970, Amended on September 28, 1979, Modified on February 3, 1984, and on October 3, 2001 : And Regulations Under the PCT (as in Force from July 1, 2022). Geneva, Switzerland: World Intellectual Property Organization, 2022.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Patent Cooperation Treaty (PCT): Done at Washington on June 19, 1970, Amended on September 28, 1979, Modified on February 3, 1984, and on October 3, 2001 : And Regulations Under the PCT (as in Force from July 1, 2022). World Intellectual Property Organization, 2022.