Guidelines for selection of ramp control systems /

Bibliographic Details
Other Authors:	Blumentritt, C. W.
Format:	Book
Language:	English
Published:	Washington, D.C. : Transportation Research Board, National Research Council, 1981.
Series:	Report (National Cooperative Highway Research Program) ; 232.
Subjects:	Roads > Interchanges and intersections. Traffic regulations.

Description
Physical Description:	108 pages : illustrations ; 28 cm.
Bibliography:	Includes bibliographical references.
ISBN:	0309031575 (pbk.) :
ISSN:	0077-5614 ;