World Intellectual Property Organization & Berne Convention for the Protection of Literary and Artistic Works (1971). (1996). Berne Convention for the Protection of Literary and Artistic Works: Paris Act of July 24, 1971 as amended on September 28, 1979. World Intellectual Property Organization.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিWorld Intellectual Property Organization এবং Berne Convention for the Protection of Literary and Artistic Works (1971). Berne Convention for the Protection of Literary and Artistic Works: Paris Act of July 24, 1971 as Amended on September 28, 1979. Geneva: World Intellectual Property Organization, 1996.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিWorld Intellectual Property Organization এবং Berne Convention for the Protection of Literary and Artistic Works (1971). Berne Convention for the Protection of Literary and Artistic Works: Paris Act of July 24, 1971 as Amended on September 28, 1979. World Intellectual Property Organization, 1996.