Urban traffic noise: strategy for an improved environment : report of the Consultative Group on Transportation Research. - 166 pages : illustrations ; 25 cm Includes bibliographical references. LCCN: 71031708 Nat. Bib. No.: F*** Subjects--Topical Terms: Traffic noiseNoise control LC Class. No.: TD892 / .O74 1971 Gov. Doc. Class. No.: OECD U72n