Ward, M. (1827). Remarks, propositions and calculations: Relative to a railroad and locomotive engines to be used upon the same, from Baltimore to the Ohio River. Printed by J. D. Toy.
Chicago-viite (17. p.)Ward, Minus. Remarks, Propositions and Calculations: Relative to a Railroad and Locomotive Engines to Be Used upon the Same, from Baltimore to the Ohio River. Baltimore: Printed by J. D. Toy, 1827.
MLA-viite (8. p.)Ward, Minus. Remarks, Propositions and Calculations: Relative to a Railroad and Locomotive Engines to Be Used upon the Same, from Baltimore to the Ohio River. Printed by J. D. Toy, 1827.
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