Roberts, P. O., & Dewees, D. N. (1971). Economic analysis for transport choice: A Charles River Associates research study. Heath Lexington Books.
Citazione stile Chigago Style (17a edizione)Roberts, Paul O., e Donald N. Dewees. Economic Analysis for Transport Choice: A Charles River Associates Research Study. Lexington, Mass: Heath Lexington Books, 1971.
Citatione MLA (9a ed.)Roberts, Paul O., e Donald N. Dewees. Economic Analysis for Transport Choice: A Charles River Associates Research Study. Heath Lexington Books, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.