Harwood, H. H. (2010). The railroad that never was: Vanderbilt, Morgan, and the South Pennsylvania Railroad. Indiana University Press.
Chicago-Zitierstil (17. Ausg.)Harwood, Herbert H. The Railroad That Never Was: Vanderbilt, Morgan, and the South Pennsylvania Railroad. Bloomington: Indiana University Press, 2010.
MLA-Zitierstil (9. Ausg.)Harwood, Herbert H. The Railroad That Never Was: Vanderbilt, Morgan, and the South Pennsylvania Railroad. Indiana University Press, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.