Kraay, J. H. (1985). Traffic safety in reconstructed streets. Institute for Road Safety Research SWOV, The Netherlands.
Cita Chicago (17th ed.)Kraay, J. H. Traffic Safety in Reconstructed Streets. Leidschendam: Institute for Road Safety Research SWOV, The Netherlands, 1985.
Cita MLA (9th ed.)Kraay, J. H. Traffic Safety in Reconstructed Streets. Institute for Road Safety Research SWOV, The Netherlands, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.