Ripley, W. Z. (1916). Railroads: Rates and regulation (New impression.). Longmans, Green, and Co.
Cita Chicago Style (17a ed.)Ripley, William Zebina. Railroads: Rates and Regulation. New impression. New York [etc.]: Longmans, Green, and Co, 1916.
Cita MLA (9a ed.)Ripley, William Zebina. Railroads: Rates and Regulation. New impression. Longmans, Green, and Co, 1916.
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