APA (7th ed.) Citation

United States. Federal Highway Administration. (1977). Unit costs and productivity standards for various highway and bridge maintenance activities. Dept. of Transportation, Federal Highway Administration.

Chicago Style (17th ed.) Citation

United States. Federal Highway Administration. Unit Costs and Productivity Standards for Various Highway and Bridge Maintenance Activities. Washington: Dept. of Transportation, Federal Highway Administration, 1977.

MLA (9th ed.) Citation

United States. Federal Highway Administration. Unit Costs and Productivity Standards for Various Highway and Bridge Maintenance Activities. Dept. of Transportation, Federal Highway Administration, 1977.