A study of selection of yellow clearance intervals for traffic signals,
by Robert S. Jenkins.
APA Citation
Michigan. Dept. of State Highways. (1969). A study of selection of yellow clearance intervals for traffic signals. .
MLA Citation
Michigan. Dept. of State Highways. A Study of Selection of Yellow Clearance Intervals for Traffic Signals. , 1969.
Warning: These citations may not always be complete (especially for serials).