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Motorist Aid Systems Study
J. H. Kell
Iris J. Fullerton
其他書名
FHWA Policy Report
出版
U.S. Department of Transportation, Federal Highway Administration, Office of Development, Implementation Division
, 1976
URL
http://books.google.com.hk/books?id=HRkJHyXxk2kC&hl=&source=gbs_api