TY - BOOK TI - 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 SN - 9264113851 AV - TE153 PY - 1975/// CY - Paris PB - Organisation For Economic Co-Operation and Development KW - Automobiles KW - Motors KW - Exhaust gas KW - Congresses KW - Roads KW - Environmental aspects KW - Traffic noise N1 - Includes bibliographical references ER -