Manual on road safety campaigns : guidelines for preparation, design, and effectiveness control /
Manual on road safety campaigns : guidelines for preparation, design, and effectiveness control /
prepared by an OECD road research group, and drafted by Y. Prigogine, general rapporteur, in cooperation with J. L'Hoste [and others].
- 46 pages : illustrations ; 24 cm
- Road Research .
9264114165
76368463
F***
Traffic safety--Study and teaching
HE5614 / .O74 1975
9264114165
76368463
F***
Traffic safety--Study and teaching
HE5614 / .O74 1975