NUST Institutions Library Catalogue Search for 'an:21682'

System-wide safety improvements : an approach to safety consistency /

By Chatfield, Benjamin V.. Washington, D.C. : Transportation Research Board, National Research Council, 1987 . 20 p. : , "Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration." | "September 1987." 28 cm.. 030904409X

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Integrated highway information systems /

By Briggs, Dwight.. Washington, D.C. : Transportation Research Board, National Research Council, 1987 . 31 p. : , "Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration." | "October 1987." 28 cm.. 0309044111 :

Place Hold on Integrated highway information systems /