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System Operation Digest

California. Department of Transportation. District 7. Traffic Operations Center

出版	California Department of Transportation, District 7, Traffic Operations Center, 1989
URL	http://books.google.com.hk/books?id=ltzvngEACAAJ&hl=&source=gbs_api

註釋

Includes forms with data reporting various actions taken and recorded by the Traffic Operations Center (TOC) in 1989.