Hau, T. D. (1992). Economic fundamentals of road pricing: A diagrammatic analysis. Infrastructure and Urban Development Department, World Bank.
Citazione stile Chigago Style (17a edizione)Hau, Timothy D. Economic Fundamentals of Road Pricing: A Diagrammatic Analysis. Washington, D.C: Infrastructure and Urban Development Department, World Bank, 1992.
Citatione MLA (9a ed.)Hau, Timothy D. Economic Fundamentals of Road Pricing: A Diagrammatic Analysis. Infrastructure and Urban Development Department, World Bank, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.