National Research Council (U.S.). Transportation Research Board. Meeting. (2000). Sustainability and environmental concerns in transportation. National Academy Press.
Cita Chicago (17th ed.)National Research Council (U.S.). Transportation Research Board. Meeting. Sustainability and Environmental Concerns in Transportation. Washington, D.C: National Academy Press, 2000.
Cita MLA (9th ed.)National Research Council (U.S.). Transportation Research Board. Meeting. Sustainability and Environmental Concerns in Transportation. National Academy Press, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.