National Academy of Sciences (U.S.). (1979). Forecasts of freight system demand and related research needs: Proceedings of a workshop, June 12-13, 1978, National Academy of Sciences, Washington, D.C. Washington: The Academy : available from Committee on Transportation, Assembly of Engineering, National Research Council.
Chicago Style CitationNational Academy of Sciences (U.S.). Forecasts of Freight System Demand and Related Research Needs: Proceedings of a Workshop, June 12-13, 1978, National Academy of Sciences, Washington, D.C. Washington: The Academy : available from Committee on Transportation, Assembly of Engineering, National Research Council, 1979.
MLA CitationNational Academy of Sciences (U.S.). Forecasts of Freight System Demand and Related Research Needs: Proceedings of a Workshop, June 12-13, 1978, National Academy of Sciences, Washington, D.C. Washington: The Academy : available from Committee on Transportation, Assembly of Engineering, National Research Council, 1979.