Research on traffic control devices.

Research on traffic control devices.

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Bibliographische Detailangaben
Körperschaft: National Research Council (U.S.). Transportation Research Board
Format: Buch
Sprache:English
Veröffentlicht: Washington, D.C. National Academy Press 1997.
Schriftenreihe:Transportation research record no. 1605.
Schlagworte:
Traffic signs and signals.
Road markings.