[Besprechung von:] Essays in nineteenth century economic history. The old Northwest. Ed. by David C. Klingaman and Richard K. Vedder. Athens 1975

State patterns of occupational earnings : implications for long-term growth

Riefler, Roger F., (2007)

The economic impact of defense programs, progress and prospects

Lynn, Laurence E., (1967)

[Besprechung von:] Anderson, Alan D.: The origin and resolution of an urban crisis. Baltimore, 1890-1930. Baltimore, London 1977. - Johns Hopkins Studies in Urban Affairs

Riefler, Roger F., (1978)