Columbia subject headings:
Styria (Austria)--Economic conditions--19th century.
Styria (Austria)--Economic conditions--20th century.
Styria (Austria)--Politics and government--19th century.
Styria (Austria)--Politics and government--20th century.
Styria (Austria)--Social conditions--19th century.
Styria (Austria)--Social conditions--20th century.
Harvard subject headings:
Demography--Austria--Styria.
Economic development--Austria--Styria--History--19th century.
Economic development--Austria--Styria--History--20th century.
Styria (Austria)--Economic conditions--19th century.
Styria (Austria)--Economic conditions--20th century.
Princeton subject headings: