Research problem statements on user information systems.

Research problem statements on user information systems.

Bibliografische gegevens
Coauteur: National Research Council (U.S.). Transportation Research Board
Formaat: Boek
Taal:English
Gepubliceerd in: Washington, D.C. Transportation Research Board, National Research Council [1988]
Reeks:Transportation Research Circular Number 336
Onderwerpen:
Traffic signs and signals > Research.
Highway communications > Research.
Traffic engineering > Research.