Search for: [Subject and Keywords = Marx, Karl \(1818\-1883 \; philosopher, economist\)] OR [Subject and Keywords = socialism] OR [Subject and Keywords = Marx, Karl \(1818\-1883 \; filozof ekonomista\)] OR [Subject and Keywords = socjalizm naukowy] OR [Title = A. Bardach \: Karol Marks] OR [Creator = Sawicki, Ludwik \(1893–1972\)]