Cita APA (7th ed.)

National Research Council (U.S.). Highway Research Board & Engineering Foundation (U.S.). (1974). Issues in public transportation: Proceedings of a conference. National Research Council,Transportation Research Board.

Cita Chicago (17th ed.)

National Research Council (U.S.). Highway Research Board i Engineering Foundation (U.S.). Issues in Public Transportation: Proceedings of a Conference. Washington, D.C: National Research Council,Transportation Research Board, 1974.

Cita MLA (9th ed.)

National Research Council (U.S.). Highway Research Board i Engineering Foundation (U.S.). Issues in Public Transportation: Proceedings of a Conference. National Research Council,Transportation Research Board, 1974.

Atenció: Aquestes cites poden no estar 100% correctes.