Supplemental advance warning devices

Dettagli Bibliografici
Autore principale:	Bowman, Brian L. (Brian Lee) 1943-
Enti autori:	National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, United States. Federal Highway Administration
Natura:	Libro
Lingua:	English
Pubblicazione:	Washington, D.C. National Academy Press 1993.
Serie:	Synthesis of highway practice 186.
Soggetti:	Traffic signs and signals. Traffic safety.