School crossing protection Aurora, Illinois :
an analysis of the school crossing problem, including recommendations for signs, signals, type of protection and other safety aids.
APA Citation
Chicago Motor Club. Safety and Traffic Engineering Dept. (1953). School crossing protection Aurora, Illinois: an analysis of the school crossing problem, including recommendations for signs, signals, type of protection and other safety aids. [Chicago].
MLA Citation
Chicago Motor Club. Safety and Traffic Engineering Dept. School Crossing Protection Aurora, Illinois: an Analysis of the School Crossing Problem, Including Recommendations for Signs, Signals, Type of Protection And Other Safety Aids. [Chicago], 1953.
Warning: These citations may not always be complete (especially for serials).