Columbia subject headings:
Labor unions--Austria--History--20th century.
World War, 1914-1918--Economic aspects--Austria.
Harvard subject headings:
Labor unions--Austria--History--20th century.
World War, 1914-1918--Economic aspects--Austria
Princeton subject headings:
Austria--Politics and government--1867-1918.
Labor unions--Austria--History.
World War, 1914-1918--Economic aspects--Austria.