International Conference on Demand-Responsive Transportation Systems, 4th. Rochester, N.Y, & National Research Council (U.S.). Highway Research Board. (1974). Demand-responsive transportation: Proceedings of the Fourth Annual International Conference on Demand-Responsive Transportation Systems. Transportation Research Board, National Research Council.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference on Demand-Responsive Transportation Systems, 4th. Rochester, N.Y, و National Research Council (U.S.). Highway Research Board. Demand-responsive Transportation: Proceedings of the Fourth Annual International Conference on Demand-Responsive Transportation Systems. Washington, D.C: Transportation Research Board, National Research Council, 1974.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Conference on Demand-Responsive Transportation Systems, 4th. Rochester, N.Y, و National Research Council (U.S.). Highway Research Board. Demand-responsive Transportation: Proceedings of the Fourth Annual International Conference on Demand-Responsive Transportation Systems. Transportation Research Board, National Research Council, 1974.