Research problem statements operation and maintenance of transportation facilities.

Research problem statements operation and maintenance of transportation facilities.

Mostrar todas las versiones(3)
Detalles Bibliográficos
Autor Corporativo: National Research Council (U.S.). Highway Research Board
Formato: Libro
Lenguaje:English
Publicado: Washington, D.C. Highway Research Board, National Research Council [1972]
Colección:Highway Research Circular no. 131.
Materias:
Highway safety > Research.
Traffic Measurement > Research.
Traffic control and operations > Research.