National Research Council (U.S.). Transportation Research Board. (1979). Local rail services program: Perspectives of states and railroads. Transportation Research Board, National Academy of Sciences.
Chicago (17e ed.) BronvermeldingNational Research Council (U.S.). Transportation Research Board. Local Rail Services Program: Perspectives of States and Railroads. Washington, D.C: Transportation Research Board, National Academy of Sciences, 1979.
MLA (9e ed.) BronvermeldingNational Research Council (U.S.). Transportation Research Board. Local Rail Services Program: Perspectives of States and Railroads. Transportation Research Board, National Academy of Sciences, 1979.
Let op: Deze citaties zijn niet altijd 100% accuraat.