(1979). Traffic and environmental management: Proceedings of Seminar J held at the PTRC Summer Annual Meeting at the University of Warwick, England from 9-12 July 1979. Warwick: Planning and Transport Research and ComputationPTRC Education and Research Services.
Παραπομπή Chicago StyleTraffic and Environmental Management: Proceedings of Seminar J Held At the PTRC Summer Annual Meeting At the University of Warwick, England From 9-12 July 1979. Warwick: Planning and Transport Research and ComputationPTRC Education and Research Services, 1979.
Παραπομπή MLATraffic and Environmental Management: Proceedings of Seminar J Held At the PTRC Summer Annual Meeting At the University of Warwick, England From 9-12 July 1979. Warwick: Planning and Transport Research and ComputationPTRC Education and Research Services, 1979.