Wigan, M. R. (1979). Indicators for the analysis, monitoring and planning of freight policies and activities. Australian Road Research Board.
Citazione stile Chigago Style (17a edizione)Wigan, M. R. Indicators for the Analysis, Monitoring and Planning of Freight Policies and Activities. Vermont South, Vic.: Australian Road Research Board, 1979.
Citatione MLA (8a ed.)Wigan, M. R. Indicators for the Analysis, Monitoring and Planning of Freight Policies and Activities. Australian Road Research Board, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.