Normalvy
MARC-vy
Research on traffic law enforcement : effects of the enforcement of legislation on road user behaviour and traffic accidents : a report prepared by an OECD road research group
Serie: Road researchUtgivningsinformation: Paris : Organisation for Economic Co-operation and Development, 1974Beskrivning: 110 sISBN:- 9264111972
Bestånd: VTI 74.7028
"April 1974"