United States. Bureau of Transportation Statistics. (1997). Transportation in the United States: A review. US Dept. of Transportation, Bureau of Trnsportation Statistics.
Chicago Style (17th ed.) CitationUnited States. Bureau of Transportation Statistics. Transportation in the United States: A Review. Washington, D.C.: US Dept. of Transportation, Bureau of Trnsportation Statistics, 1997.
MLA (9th ed.) CitationUnited States. Bureau of Transportation Statistics. Transportation in the United States: A Review. US Dept. of Transportation, Bureau of Trnsportation Statistics, 1997.
Warning: These citations may not always be 100% accurate.