Columbia subject headings:
Marx, Karl, 1818-1883.
Marxian school of sociology.
Weber, Max, 1864-1920.
Harvard subject headings:
Marx, Karl, 1818-1883
Marxian school of sociology.
Weber, Max, 1864-1920.
Princeton subject headings:
Marx, Karl, 1818-1883.
Marxian school of sociology.
Weber, Max, 1864-1920.