(1977). Transportation planning practice: Proceedings of the seminar on Transportation Planning Practice held from Wednesday 29-Thursday 30 June during the P.T.R.C. Summer Annual Meeting at the University of Warwick. London: Planning and Transport Research and Computation : PTRC Education and Research Services.
Παραπομπή Chicago StyleTransportation Planning Practice: Proceedings of the Seminar On Transportation Planning Practice Held From Wednesday 29-Thursday 30 June During the P.T.R.C. Summer Annual Meeting At the University of Warwick. London: Planning and Transport Research and Computation : PTRC Education and Research Services, 1977.
Παραπομπή MLATransportation Planning Practice: Proceedings of the Seminar On Transportation Planning Practice Held From Wednesday 29-Thursday 30 June During the P.T.R.C. Summer Annual Meeting At the University of Warwick. London: Planning and Transport Research and Computation : PTRC Education and Research Services, 1977.