APA (7e ed.) Bronvermelding

National Research Council (U.S.). Transportation Research Board. (1992). Railroad issues. Transportation Research Board, National Research Council.

Chicago (17e ed.) Bronvermelding

National Research Council (U.S.). Transportation Research Board. Railroad Issues. Washington, D.C: Transportation Research Board, National Research Council, 1992.

MLA (9e ed.) Bronvermelding

National Research Council (U.S.). Transportation Research Board. Railroad Issues. Transportation Research Board, National Research Council, 1992.