Hadley, A. T. (1902). Railroad transportation: Its history and its laws (13th imp.). G. P. Putnam's Sons.
Cita Chicago Style (17a ed.)Hadley, Arthur Twining. Railroad Transportation: Its History and Its Laws. 13th imp. New York [etc.]: G. P. Putnam's Sons, 1902.
Cita MLA (9a ed.)Hadley, Arthur Twining. Railroad Transportation: Its History and Its Laws. 13th imp. G. P. Putnam's Sons, 1902.
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