Effect of one day's withdrawl of taxi services on traffic in the West End of London

Bibliográfalaš dieđut
Váldodahkki: Marlow, M.
Searvvušdahkki: Road Research Laboratory
Materiálatiipa: Girji
Giella:eaŋgalasgiella
Almmustuhtton: Crowthorne, Berkshire Road Research Laboratory 1967.
Fáttát: