Speed reduction in school zones. ( Abridgement) Zegeer, CV ; Havens, JH ; Deen, RC
Publisher: Transportation Research Record, 1976Description: nr 597, s. 39-40Subject(s): Traffic signal | Speed | Decrease | School | Test | Safety | 21 | Bibl.nr: VTI P8167Location:| Current location | Call number | Status | Date due | Barcode |
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Statens väg- och transportforskningsinstitut
VTI:s bibliotek i Linköping |
Available |