Grant, H. R. (2005). The railroad: The life story of a technology. Greenwood Press.
Chicago-čujuhus (17. p.)Grant, H. Roger. The Railroad: The Life Story of a Technology. Westport, Conn.: Greenwood Press, 2005.
MLA-čujuhus (9. p.)Grant, H. Roger. The Railroad: The Life Story of a Technology. Greenwood Press, 2005.
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