American Association of State Highway and Transportation Officials. (1974). Manual for maintenance inspection of bridges 1974. American Association of State Highway and Transportation Officials.
Citazione stile Chigago Style (17a edizione)American Association of State Highway and Transportation Officials. Manual for Maintenance Inspection of Bridges 1974. Washington, D.C: American Association of State Highway and Transportation Officials, 1974.
Citatione MLA (9a ed.)American Association of State Highway and Transportation Officials. Manual for Maintenance Inspection of Bridges 1974. American Association of State Highway and Transportation Officials, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.