Organisation for Economic Co-operation and Development. (1988). New telecommunications services: Videotex development strategies. Paris: Organisation for Economic Co-operation and Development.
শিকাগো স্টাইলে সাইটেশনOrganisation for Economic Co-operation and Development. New Telecommunications Services: Videotex Development Strategies. Paris: Organisation for Economic Co-operation and Development, 1988.
এমএলএ সাইটেশনOrganisation for Economic Co-operation and Development. New Telecommunications Services: Videotex Development Strategies. Paris: Organisation for Economic Co-operation and Development, 1988.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.