Pierce, J. T. (1995). System-specific spare rail vehicle ratios. Transportation Research Board, National Academy Press.
Chicago Style (17th ed.) CitationPierce, Judith T. System-specific Spare Rail Vehicle Ratios. Washington, D.C: Transportation Research Board, National Academy Press, 1995.
ציטוט MLAPierce, Judith T. System-specific Spare Rail Vehicle Ratios. Transportation Research Board, National Academy Press, 1995.
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