Burtt, P. (1926). Railway rates: Principles and problems. Sir Isaac Pitman & Sons.
Cita Chicago Style (17a ed.)Burtt, Philip. Railway Rates: Principles and Problems. Bath [etc.]: Sir Isaac Pitman & Sons, 1926.
Cita MLA (9a ed.)Burtt, Philip. Railway Rates: Principles and Problems. Sir Isaac Pitman & Sons, 1926.
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