APA aipamena

Fogel, R. W. (1964). Railroads and American economic growth: Essays in econometric history. Johns Hopkins Press.

Chicago Style aipamena

Fogel, Robert William. Railroads and American Economic Growth: Essays in Econometric History. Baltimore: Johns Hopkins Press, 1964.

MLA aipamena

Fogel, Robert William. Railroads and American Economic Growth: Essays in Econometric History. Johns Hopkins Press, 1964.