National Academy of Engineering & Eno Foundation for Highway Traffic Control. (1967). Traffic safety, a national problem: A symposium. Eno Foundation for Highway Traffic Control.
芝加哥风格引文National Academy of Engineering 与 Eno Foundation for Highway Traffic Control. Traffic Safety, a National Problem: A Symposium. Saugatuck, Conn.,: Eno Foundation for Highway Traffic Control, 1967.
MLA引文National Academy of Engineering 与 Eno Foundation for Highway Traffic Control. Traffic Safety, a National Problem: A Symposium. Eno Foundation for Highway Traffic Control, 1967.
警告：这些引文格式不一定是100％准确.