Knowles, L. (1932). Economic development in the 19th centuary; France, Germany, Russia and the U.S.A. Kegan Paul.
Dyfyniad Arddull ChicagoKnowles, L.C.A. Economic Development in the 19th Centuary; France, Germany, Russia and the U.S.A. Kegan Paul, 1932.
Dyfyniad MLAKnowles, L.C.A. Economic Development in the 19th Centuary; France, Germany, Russia and the U.S.A. Kegan Paul, 1932.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.