Turnbull, K. F., Pratt, R. H., Evans, J. E. I., & Levinson, H. S. (2004). Traveler response to transportation system changes. Transportation Research Board.
Chicago (17e ed.) BronvermeldingTurnbull, Katherine F., Richard H. Pratt, John E. IV Evans, en Herbert S. Levinson. Traveler Response to Transportation System Changes. Washington, D.C: Transportation Research Board, 2004.
MLA (9e ed.) BronvermeldingTurnbull, Katherine F., et al. Traveler Response to Transportation System Changes. Transportation Research Board, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.