Sampson, A. (1985). Empires of the sky: The politics, contests and cartels of world airlines. Random House.
Chicago-viite (17. p.)Sampson, Anthony. Empires of the Sky: The Politics, Contests and Cartels of World Airlines. New York, NY: Random House, 1985.
MLA-viite (9. p.)Sampson, Anthony. Empires of the Sky: The Politics, Contests and Cartels of World Airlines. Random House, 1985.
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