National Research Council (U.S.). Transportation Research Board. (1987). Air transportation issues. Transportation Research Board, National Research Council.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Research Council (U.S.). Transportation Research Board. Air Transportation Issues. Washington, D.C: Transportation Research Board, National Research Council, 1987.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNational Research Council (U.S.). Transportation Research Board. Air Transportation Issues. Transportation Research Board, National Research Council, 1987.
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