(1978). Public transport: Proceedings of the Seminar on Public Transport held on Tuesday 11 and Wednesday 12 July 1978 during the PTRC Summer Annual Meeting at the University of Warwick, England. Warwick: Planning and Transport Research and Computation PTRC Education and Research Services.
Παραπομπή Chicago StylePublic Transport: Proceedings of the Seminar On Public Transport Held On Tuesday 11 and Wednesday 12 July 1978 During the PTRC Summer Annual Meeting At the University of Warwick, England. Warwick: Planning and Transport Research and Computation PTRC Education and Research Services, 1978.
Παραπομπή MLAPublic Transport: Proceedings of the Seminar On Public Transport Held On Tuesday 11 and Wednesday 12 July 1978 During the PTRC Summer Annual Meeting At the University of Warwick, England. Warwick: Planning and Transport Research and Computation PTRC Education and Research Services, 1978.