Kraay, J. H. (1985). Investigation into the effect of the 30 km/hr countermeasure; organisation and approach. Institute for Road Safety Research SWOV, The Netherlands.
Citace podle Chicago (17th ed.)Kraay, J. H. Investigation into the Effect of the 30 Km/hr Countermeasure; Organisation and Approach. Leidschendam: Institute for Road Safety Research SWOV, The Netherlands, 1985.
Citace podle MLA (9th ed.)Kraay, J. H. Investigation into the Effect of the 30 Km/hr Countermeasure; Organisation and Approach. Institute for Road Safety Research SWOV, The Netherlands, 1985.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..