International Course in Traffic Engineering Bürgenstock, World Touring and Automobile Organisation, Permanent International Association of Road Congresses, & International Road Federation. (1954). Reports presented at the Second International Course in traffic engineering held at Bürgenstock, Switzerland from 20-25 September, 1954. International Road Federation.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)International Course in Traffic Engineering Bürgenstock, World Touring and Automobile Organisation, Permanent International Association of Road Congresses, và International Road Federation. Reports Presented at the Second International Course in Traffic Engineering Held at Bürgenstock, Switzerland from 20-25 September, 1954. [S.l.]: International Road Federation, 1954.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)International Course in Traffic Engineering Bürgenstock, et al. Reports Presented at the Second International Course in Traffic Engineering Held at Bürgenstock, Switzerland from 20-25 September, 1954. International Road Federation, 1954.