Ramp metering status in North America
Subtitle: final report
By: prepared by Office of Traffic Operations, Federal Highway Administration, U.S. Department of Transportation.
Contributors: Doctor, Mark.; United States. Federal Highway Administration. Office of Traffic Operations.
Publisher: U.S. Dept. of Transportation; Technology Sharing Program [distributor
Published: 1989
Place of publication: Washington, D.C
Language: eng
Number of pages: 20
Subjects: Express highways -- United States -- Management.; Electronic traffic controls.; Traffic flow.
Notes: Authors: James Robinson and Mark Doctor.

"September 1989."

Bibliography: p. 19-20.