APA (7th ed.) Zitazioa

ASHTON, W. D. (1966). Theory of road traffic flow. Methuen.

Chicago Style (17th ed.) Zitazioa

ASHTON, Winefred D. Theory of Road Traffic Flow. London: Methuen, 1966.

MLA (9th ed.) Zitazioa

ASHTON, Winefred D. Theory of Road Traffic Flow. Methuen, 1966.