P. SVEISTRUP, P. Harold Barger: The Transportation Industries 1889-1946. A Study of Output Employment and Productivity. National Bureau of Economic Research, New York 1957. 288 s. Pris $ 4.00. Nationaløkonomisk Tidsskrift, [S. l.], v. 95, 1957. Disponível em: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/60790. Acesso em: 22 maj. 2024.