School crossing patrols in Sweden : a study of their use and operation, the working situation of the children, their attitude to crossing patrols, and the influence of such patrols on car drivers' speeds
school-crossing
VTI rapport ; 436,A
1998
getr. Zählung
Miscellaneous
English
RVK: | ZO 4870 |
British Library Conference Proceedings | 1992
|Sécurité The operations patrols
Online Contents | 1998
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