O'Sullivan, P. M. (1980). Transport policy: Geographic and economic planning aspects. Batsford Academic and Educational.
Chicago Style (17. basım) AtıfO'Sullivan, Patrick Michael. Transport Policy: Geographic and Economic Planning Aspects. London: Batsford Academic and Educational, 1980.
MLA (9th ed.) AtıfO'Sullivan, Patrick Michael. Transport Policy: Geographic and Economic Planning Aspects. Batsford Academic and Educational, 1980.
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