(1979). Facing the future: Mastering the probable and managing the unpredictable. Paris: Organisation for Economic Co-operation and Development.
শিকাগো স্টাইলে সাইটেশনFacing the Future: Mastering the Probable and Managing the Unpredictable. Paris: Organisation for Economic Co-operation and Development, 1979.
এমএলএ সাইটেশনFacing the Future: Mastering the Probable and Managing the Unpredictable. Paris: Organisation for Economic Co-operation and Development, 1979.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.