Harwood, H. H. (2010). The railroad that never was: Vanderbilt, Morgan, and the South Pennsylvania Railroad. Indiana University Press.
Citace podle Chicago (17th ed.)Harwood, Herbert H. The Railroad That Never Was: Vanderbilt, Morgan, and the South Pennsylvania Railroad. Bloomington: Indiana University Press, 2010.
Citace podle MLA (9th ed.)Harwood, Herbert H. The Railroad That Never Was: Vanderbilt, Morgan, and the South Pennsylvania Railroad. Indiana University Press, 2010.
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