League of Nations. Secretariat. Economic and Financial Section. (1928). Memorandum on production and trade. Submitted to the Preparatory Committee for the International Economic Conference. Imp. de la Tribune.
Dyfyniad Arddull ChicagoLeague of Nations. Secretariat. Economic and Financial Section. Memorandum on Production and Trade. Submitted to the Preparatory Committee for the International Economic Conference. Geneva: Imp. de la Tribune, 1928.
Dyfyniad MLALeague of Nations. Secretariat. Economic and Financial Section. Memorandum on Production and Trade. Submitted to the Preparatory Committee for the International Economic Conference. Imp. de la Tribune, 1928.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.