American Association of State Highway and Transportation Officials, & American Association of State Highway and Transportation Officials. (1999). The maintenance and management of roadways and bridges. Washington, D.C.: American Association of State Highway and Transportation Officials.
Citación estilo ChicagoAmerican Association of State Highway and Transportation Officials, y American Association of State Highway and Transportation Officials. The Maintenance and Management of Roadways and Bridges. Washington, D.C.: American Association of State Highway and Transportation Officials, 1999.
Cita MLAAmerican Association of State Highway and Transportation Officials, y American Association of State Highway and Transportation Officials. The Maintenance and Management of Roadways and Bridges. Washington, D.C.: American Association of State Highway and Transportation Officials, 1999.