by The Office, National Technical Information Service [distributor in Washington, D.C, Springfield, Va .
Written in English
|Statement||prepared for U.S. Department of Transportation, Research & Special Programs Administration, Office of University Research.|
|Contributions||United States. Dept. of Transportation. Office of University Research., Washington State University. Dept. of Economics.|
|The Physical Object|
|Pagination||1 v. (various pagings) :|