Key facts :
a summary of useful transportation information.
APA Citation
Washington (State). Dept. of Transportation. (1997). Key facts: a summary of useful transportation information. [Olympia, Wash.]: Washington State Department of Transportation.
MLA Citation
Washington (State). Dept. of Transportation. Key Facts: a Summary of Useful Transportation Information. [Olympia, Wash.]: Washington State Department of Transportation, 1997.
Warning: These citations may not always be complete (especially for serials).