Area traffic control systems
Subtitle: a report
By: prepared by an O.E.C.D. road research group.
Series: Road research
Publisher: O.E.C.D.; H.M.S.O.]; Stationery Office Books
Published: 1972
Place of publication: Paris; [London
Language: eng
Number of pages: 69
Subjects: Traffic engineering.; Traffic signs and signals.
Notes: Bibliography: p. 52-64.
Abstracts in French.