APA (7th ed.) Citation

Kraay, J. H., & Dijkstra, A. (1989). Safety aspects of urban infrastructure: From traffic humps to integrated urban planning. Institute for Road Safety Research SWOV, The Netherlands.

Chicago Style (17th ed.) Citation

Kraay, J. H., and A. Dijkstra. Safety Aspects of Urban Infrastructure: From Traffic Humps to Integrated Urban Planning. Leidschendam: Institute for Road Safety Research SWOV, The Netherlands, 1989.

MLA (9th ed.) Citation

Kraay, J. H., and A. Dijkstra. Safety Aspects of Urban Infrastructure: From Traffic Humps to Integrated Urban Planning. Institute for Road Safety Research SWOV, The Netherlands, 1989.