221 resultados para message compliance
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"March 1976"--P. [i].
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Mode of access: Internet.
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"September, 1985."
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Mode of access: Internet.
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Mode of access: Internet.
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Cover title.
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National Highway Traffic Safety Administration, Washington, D.C.
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Mode of access: Internet.
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National Highway Traffic Safety Administration, Washington D.C.
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National Highway Traffic Safety Administration, Office of Driver and Pedestrian Research, Washington, D.C.
Effectiveness of changeable message signs in controlling vehicle speeds in work zones. Final report.
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Virginia Department of Transportation, Richmond
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National Highway Traffic Safety Administration, Office of Research and Development, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Vehicle Safety Compliance, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Vehicle Safety Compliance, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.