Columbia subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831.
Idealism.
Marx, Werner.
Philosophy.
Harvard subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831
Idealism.
Marx, Werner.
Philosophy.
Princeton subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831.
Idealism.
Marx, Werner.
Philosophy.