Oram, R. L. (1987). Transit marketing: Successes and failures. Transportation Research Board, National Research Council.
Citace podle Chicago (17th ed.)Oram, Richard L. Transit Marketing: Successes and Failures. Washington, D.C: Transportation Research Board, National Research Council, 1987.
Citace podle MLA (9th ed.)Oram, Richard L. Transit Marketing: Successes and Failures. Transportation Research Board, National Research Council, 1987.
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