Παραπομπή APA
Douglas, G. W., & Miller, J. C. (1974). Economic regulation of domestic air transport: Theory and policy. Washington: Brookings Institution.
Παραπομπή Chicago StyleDouglas, George Warren, and James Clifford Miller. Economic Regulation of Domestic Air Transport: Theory and Policy. Washington: Brookings Institution, 1974.
Παραπομπή MLADouglas, George Warren, and James Clifford Miller. Economic Regulation of Domestic Air Transport: Theory and Policy. Washington: Brookings Institution, 1974.
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