National Research Council (U.S.). Committee on National Statistics, United States. Bureau of Transportation Statistics, National Research Council (U.S.). Transportation Research Board, Workshop on Key Transportation Indicators, Casey, J., & Norwood, J. L. (2002). Key transportation indicators: Summary of a workshop. National Academy Press.
Cita Chicago Style (17a ed.)National Research Council (U.S.). Committee on National Statistics, United States. Bureau of Transportation Statistics, National Research Council (U.S.). Transportation Research Board, Workshop on Key Transportation Indicators, Jamie Casey, y Janet Lippe Norwood. Key Transportation Indicators: Summary of a Workshop. Washington, D.C.: National Academy Press, 2002.
Cita MLA (8a ed.)National Research Council (U.S.). Committee on National Statistics, et al. Key Transportation Indicators: Summary of a Workshop. National Academy Press, 2002.