Hungerford, E. (1972). The story of the Baltimore & Ohio Railroad, 1827-1927. Books for Libraries Press.
Dyfyniad Arddull ChicagoHungerford, Edward. The Story of the Baltimore & Ohio Railroad, 1827-1927. Freeport, N.Y.: Books for Libraries Press, 1972.
Dyfyniad MLAHungerford, Edward. The Story of the Baltimore & Ohio Railroad, 1827-1927. Books for Libraries Press, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.