Columbia subject headings:
Austria--History--20th century.
Austria--Politics and government--20th century.
Social conflict--Austria--History--20th century.
Harvard subject headings:
Austria--History--1918-
Austria--Politics and government--1918-
Social conflict--Austria--History--20th century.
Princeton subject headings:
Austria--History--20th century.
Austria--Politics and government--20th century.
Social conflict--Austria--History--20th century.