ASHTON, W. D. (1966). Theory of road traffic flow. Methuen.
Chicago Style (17. basım) AtıfASHTON, Winefred D. Theory of Road Traffic Flow. London: Methuen, 1966.
MLA (9th ed.) AtıfASHTON, Winefred D. Theory of Road Traffic Flow. Methuen, 1966.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..