Highway safety appurtenances : [reports presented at the 60th annual meeting of the Transportation Research Board]
Annual meeting of the Transportation Research Board ; 60 ; 1981 ; Washington, DC Annual meeting of the Transportation Research Board ; 60 (Washington, DC) : 1981.
1981
IV, 56 S.
Ill., graph. Darst.
Conference Proceedings
English
NTIS | 1981
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