Columbia subject headings:
Socialism--Germany--History.
Utopian socialism--Germany--History.
Weitling, Wilhelm, 1808-1871.
Harvard subject headings:
Socialism--Germany
Socialism--Germany--History
Utopian socialism--Germany--History.
Weitling, Wilhelm, 1808-1871
Princeton subject headings:
Socialism--Germany--History.
Utopian socialism--Germany--History.
Weitling, Wilhelm, 1808-1871.