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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিthe Ministry of National Economy এবং United Nations. Economic and Social Commission for Western Asia. Profile of the Information Society in the State of Qatar. [New York]: United Nations. Economic and Social Commission for Western Asia, 2003.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিthe Ministry of National Economy এবং United Nations. Economic and Social Commission for Western Asia. Profile of the Information Society in the State of Qatar. United Nations. Economic and Social Commission for Western Asia, 2003.
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