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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNations, United. Proceedings of the U.N. Conference on Trade and Development; 2nd Session, New Delhi, 1, Feb. - 29 Mar., 1968: Special .... Development. United Nations, 1968.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNations, United. Proceedings of the U.N. Conference on Trade and Development; 2nd Session, New Delhi, 1, Feb. - 29 Mar., 1968: Special .... Development. United Nations, 1968.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.