U.S. railroads : issues, regulations, and safety / Thomas L. Dupont, editor. (Transportation issues, policies and R&D) (Transportation infrastructure : roads, highways, bridges, airports, and mass transit)
U.S. railroads : issues, regulations, and safety / Thomas L. Dupont, editor.
(Transportation issues, policies and R&D) (Transportation infrastructure : roads, highways, bridges, airports, and mass transit)