APA Citation

Hu, P. S. (2004). Summary of travel trends: 2001 National Household Travel Survey. Washington, D.C.: U.S. Department of Transportation, Federal Highway Administration.

Chicago Style Citation

Hu, Patricia S.. Summary of Travel Trends: 2001 National Household Travel Survey. Washington, D.C.: U.S. Department of Transportation, Federal Highway Administration, 2004.

MLA Citation

Hu, Patricia S.. Summary of Travel Trends: 2001 National Household Travel Survey. Washington, D.C.: U.S. Department of Transportation, Federal Highway Administration, 2004.

Warning: These citations may not always be 100% accurate.