Columbia subject headings:
Harvard subject headings:
Kautsky, Benedikt, 1894-1960--Bibliography.
Labor market--Austria--History.
Labor movement--Austria--History
Labor unions--Austria--History.
Princeton subject headings:
Kautsky, Benedikt, 1894-1960--Bibliography.
Labor market--Austria--History.
Labor movement--Austria--History.
Labor unions--Austria--History.