- Socialism--Collected works (25)
- Economics--Collected works (24)
- Austria--History--20th century--Collected works (1)
- Dialectical materialism (1)
- Dühring, E. (Eugen), 1833-1921 (1)
- Economics (1)
- Engels, Friedrich, 1820-1895 (1)
- Marx, Karl, 1818-1883 (1)
- Philosophy (1)
- Socialism (1)
- Socialism in Austria--Collected works (1)