Cita APA (7th ed.)

National Research Council (U.S.). Transportation Research Board. (1987). Private-sector involvement and toll road financing in the provision of highways. Transportation Research Board, National Research Council.

Cita Chicago (17th ed.)

National Research Council (U.S.). Transportation Research Board. Private-sector Involvement and Toll Road Financing in the Provision of Highways. Washington, D.C: Transportation Research Board, National Research Council, 1987.

Cita MLA (9th ed.)

National Research Council (U.S.). Transportation Research Board. Private-sector Involvement and Toll Road Financing in the Provision of Highways. Transportation Research Board, National Research Council, 1987.

Atenció: Aquestes cites poden no estar 100% correctes.