National Research Council. (1976). Social, economic, and environmental implications in transportation planning. TRB.
Cita Chicago (17th ed.)National Research Council. Social, Economic, and Environmental Implications in Transportation Planning. Washington, D.C: TRB, 1976.
Cita MLA (9th ed.)National Research Council. Social, Economic, and Environmental Implications in Transportation Planning. TRB, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.