(1977). Planning, transport planning and highway design in developing countries: Proceedings of the Seminar on Planning, transport planning and highway design in developing countries held from 27 June to 30 June 1977 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 StylePlanning, Transport Planning and Highway Design in Developing Countries: Proceedings of the Seminar On Planning, Transport Planning and Highway Design in Developing Countries Held From 27 June to 30 June 1977 During the PTRC Summer Annual Meeting At the University of Warwick, England. Warwick: Planning and Transport Research and Computation PTRC Education and Research Services, 1977.
Παραπομπή MLAPlanning, Transport Planning and Highway Design in Developing Countries: Proceedings of the Seminar On Planning, Transport Planning and Highway Design in Developing Countries Held From 27 June to 30 June 1977 During the PTRC Summer Annual Meeting At the University of Warwick, England. Warwick: Planning and Transport Research and Computation PTRC Education and Research Services, 1977.