Knowles, Lilian Charlotte Anne, 1870-1926. Economic development in the nineteenth century: France, Germany, Russia, and the United States / L.C.A Knowles - London : George routledge & sons limited , 1932 - 368 p. : 24 cm. - Studies in economics and political science, no. 109 . Subjects--Topical Terms: Economic history--17501918 LC Class. No.: HC53