Visibility and driver information 5 reports prepared for the 52d annual meeting.

Detalhes bibliográficos
Autor Corporativo:	National Research Council (U.S.). Highway Research Board
Formato:	Livro
Idioma:	inglês
Publicado em:	Washington, D.C. National Academy of Science - National Research Council 1973.
Colecção:	Highway research record no. 440.
Assuntos:	Roads > Lighting. Traffic signs and signals. Road markings.