Social Science Symposium, 28 June, 1973.
Contributors: Illinois. Dept. of Transportation. Bureau of Environmental Science.
Publisher: State of Illinois, Dept. of Transportation, Bureau of Environmental Science
Published: 1973
Place of publication: [Springfield]
Language: eng
Number of pages: 101
Subjects: Transportation -- Social aspects -- Congresses.; Transportation -- Environmental aspects -- Congresses.; Social sciences -- Congresses.