Tarr, J. A. (1972). Transportation innovation and changing spatial patterns: Pittsburgh, 1850-1910. Carnegie-Mellon University, Transportation Research Institute ; NTIS [distributor].
Chicago Style (17. basım) AtıfTarr, Joel A. Transportation Innovation and Changing Spatial Patterns: Pittsburgh, 1850-1910. Pittsburgh, Pa. : Springfield, Va.: Carnegie-Mellon University, Transportation Research Institute ; NTIS [distributor], 1972.
MLA (8th ed.) AtıfTarr, Joel A. Transportation Innovation and Changing Spatial Patterns: Pittsburgh, 1850-1910. Carnegie-Mellon University, Transportation Research Institute ; NTIS [distributor], 1972.
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