- Hegel, Georg Wilhelm Friedrich, 1770-1831 (5)
- Dialectical materialism--History (1)
- Hegel, Georg Wilhelm Friedrich, 1770-1831--Aesthetics (1)
- Hegel, Georg Wilhelm Friedrich,--1770-1831 (1)
- Kant, Immanuel,--1724-1804 (1)
- Marx, Karl,--1818-1883 (1)
- Philosophy, Modern (1)