ENGINEERS, I. O. T. (1993). The Traffic Safety Toolbox: A primer on traffic safety. Institute of Transportation Engineers.
Chicago-Zitierstil (17. Ausg.)ENGINEERS, INSTITUTE OF TRANSPORTATION. The Traffic Safety Toolbox: A Primer on Traffic Safety. Institute of Transportation Engineers, 1993.
MLA-Zitierstil (8. Ausg.)ENGINEERS, INSTITUTE OF TRANSPORTATION. The Traffic Safety Toolbox: A Primer on Traffic Safety. Institute of Transportation Engineers, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.