Traffic control, signals and other devices : highway safety, road user characteristics, traffic control and operations
Title:
Traffic control, signals and other devices : highway safety, road user characteristics, traffic control and operations
Author:
National Research Council (U.S.). Transportation Research Board.
ISBN:
9780309025669
Corporate Author:
Publication Information:
Washington : National Academy of Sciences, 1976.
Physical Description:
iii, 45 p. : ill. ; 28 cm.
Series:
Transportation research record ; 597.