United Nations Conference on Trade and Development. (2003). Information and communication technology development indices. United Nations.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited Nations Conference on Trade and Development. Information and Communication Technology Development Indices. New York: United Nations, 2003.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUnited Nations Conference on Trade and Development. Information and Communication Technology Development Indices. United Nations, 2003.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.