Search for: [Subject and Keywords = Polska \- gospodarka \- 1918\-1939 r.] OR [Subject and Keywords = Polska \- rolnictwo \- 1918\-1939 r.] OR [Subject and Keywords = zboże \- ceny \- 1918\-1939 r.] OR [Subject and Keywords = pszenica \- ceny \- 1918\-1939 r.] OR [Subject and Keywords = żyto \- 1918\-1939 r.] OR [Title = Projekt minimalnych cen zbożowych w Polsce] OR [Creator = Zaklika, Walerian \(1886\-\?\)]