Roads and the urban environment : proceedings of the Symposium on Roads and the Urban Environment held at the Ministry for Public Works in Madrid on 14th, 15th and 16th October 1974. - Symposium on Roads and the Urban Environment (1974 : Madrid) (Paris : Organisation for Economic Co-operation and Development, 1975)
BIB
Keywords: Roads -- Environmental aspects -- Congresses; Automobiles -- Motors (Diesel) -- Exhaust gas -- Congresses; Traffic noise -- Congresses