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Чикаго-гийн эшлэл (17 дахь хэвлэлт)National Research Council (U.S.). Transportation Research Board. Committee for a Study for a Future Strategic Highway Research Program ба Inc ebrary. Strategic Highway Research: Saving Lives, Reducing Congestion, Improving Quality of Life. Washington, DC : National Academy Press: Transportation Research Board, National Research Council, 2001.
MLA -ийн эшлэл (9 дэх хэвлэлт)National Research Council (U.S.). Transportation Research Board. Committee for a Study for a Future Strategic Highway Research Program ба Inc ebrary. Strategic Highway Research: Saving Lives, Reducing Congestion, Improving Quality of Life. Transportation Research Board, National Research Council, 2001.