Census of motor traffic on main international traffic arteries, 1965 = Recensement de la circulation motorisee sur les grandes routes de ci rculation internationale, 1965. - United Nations. Economic Commission for Europe (Geneva: s.n., 1967)
"United Nations publication. Numero de vente: 67.II.E/Mim.55".
Cover title.
English and French.
Keywords: Traffic surveys -- Europe -- Maps