Jacobs, D., Neville, A. E., & Vogec, R. M. (1968). Bridges, canals and tunnels: : [the engineering conquest of America] (1ª ed.). New York: American Heritage Publishing.
Cita MLA (8 ed.) (Copiar al portapapeles)Jacobs, David, Anthony E Neville, and Robert M Vogec. Bridges, Canals and Tunnels: : [the Engineering Conquest of America]. 1ª ed. New York: American Heritage Publishing , 1968.