Columbia subject headings:
Communism--Germany--History.
Communism--History.
Kautsky, Karl, 1854-1938.
Socialism--Germany--History.
Socialism--History.
Harvard subject headings:
Communism--Germany--History
Communism--History
Kautsky, Karl, 1854-1938.
Socialism--Germany--History
Socialism--History
Princeton subject headings:
Communism--Germany--History.
Communism--History.
Fiction.
Kautsky, Karl, 1854-1938.
Socialism--Germany--History.
Socialism--History.