Columbia subject headings:
Highway law--United States.
Roads--California--Maintenance and repair--Finance.
United States--Appropriations and expenditures.
United States. Department of Transportation--Appropriations and expenditures.
Harvard subject headings:
Highway law--United States.
Roads--California--Maintenance and repair--Finance.
United States--Appropriations and expenditures.
United States. Department of Transportation--Appropriations and expenditures.
Princeton subject headings: