Netherton, Ross De Witt
Gary J. Fick
Montana. Legislature. Legislative Audit Division.
Massachusetts. Office of the Inspector General
United States. Federal Highway Administration
New Jersey. Legislature. General Assembly. Transportation and Communications Committee.
South Carolina. General Assembly. Legislative Audit Council.
United States. General Accounting Office
Johnson, James H.
S. D. Anderson
John Blenkarn
Dr. Robert N. Hunter
American Association of State Highway Officials
California. Division of Highways
Bill Money
Unknown Author
United States. Bureau of Public Roads.
United States. Federal Highway Administration. Office of the Chief Counsel.