(2024). Guide to the international patent classification (2024 edition.). World Intellectual Property Organization.
Chicago Style (17th ed.) CitationGuide to the International Patent Classification. 2024 edition. Geneva, Switzerland: World Intellectual Property Organization, 2024.
MLA (9th ed.) CitationGuide to the International Patent Classification. 2024 edition. World Intellectual Property Organization, 2024.
Warning: These citations may not always be 100% accurate.