United Nations. Economic and Social Commission for Western Asia & United Nations. (2001). Review of science and technology in ESCWA member countries. United Nations.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited Nations. Economic and Social Commission for Western Asia এবং United Nations. Review of Science and Technology in ESCWA Member Countries. New York: United Nations, 2001.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUnited Nations. Economic and Social Commission for Western Asia এবং United Nations. Review of Science and Technology in ESCWA Member Countries. United Nations, 2001.
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