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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Research Council (U.S.). Transportation Research Board. Meeting. Transportation Management, HOV Systems, and Geometric Design and Effects, 1990. Washington, D.C: Transportation Research Board, National Research Council, 1990.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNational Research Council (U.S.). Transportation Research Board. Meeting. Transportation Management, HOV Systems, and Geometric Design and Effects, 1990. Transportation Research Board, National Research Council, 1990.
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