Roark, J. J. (1981). Experiences in transportation system management. Transportation Research Board, National Research Council.
Citazione stile Chigago Style (17a edizione)Roark, John J. Experiences in Transportation System Management. Washington, D.C.: Transportation Research Board, National Research Council, 1981.
Citatione MLA (8a ed.)Roark, John J. Experiences in Transportation System Management. Transportation Research Board, National Research Council, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.