Summary of travel trends : 2001 National Household Travel Survey / Patricia S. Hu, and Timothy R. Reuscher.
- Physical Description: 1 online resource (xiii, 56 pages) : illustrations
- Publisher: Washington, D.C. : U.S. Department of Transportation, Federal Highway Administration, 2004.
|General Note:|| "December 2004."
"Prepared by Oak Ridge National Laboratory."
Title from title screen (viewed June 9, 2016).
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