Communications, traffic signals, and traffic control devices, 1991.
Contributors: National Research Council (U.S.).  Transportation Research Board.
Series: Transportation research record,; no. 1324; Transportation research record ;; 1324.
Publisher: Transportation Research Board, National Research Council
Published: 1991
Place of publication: Washington, D.C
Language: eng
Number of pages: 145
Subjects: Traffic engineering.; Highway communications.; Traffic signs and signals.
Notes: Includes bibliographical references.
"A peer-reviewed publication of the Transportation Research Board."