Ortiz Villajos, J.M. 2019. Harold EVANS, con Gail BUCKLAND y David LEFER. They Made America. From the Steam Engine to the Search Engine: Two Centuries of Innovators. New York-Boston, Little, Brown and Company, 2004, 496 pp. Investigaciones de Historia Económica. 2, 6 (Feb. 2019), 199–202.