20-year traffic forecasting factors /
Dennis L. Johnson.

APA Citation

Johnson, D. L., RESPEC (Firm)., South Dakota. Dept. of Transportation. Office of Research. (2000). 20-year traffic forecasting factors. Pierre, SD: South Dakota Dept. of Transportation, Office of Research.

MLA Citation

Johnson, Dennis L, RESPEC (Firm), and South Dakota. Dept. of Transportation. Office of Research. 20-year Traffic Forecasting Factors. Pierre, SD: South Dakota Dept. of Transportation, Office of Research, 2000.