Columbia subject headings:
Harvard subject headings:
Ethnic conflict--Austria--Styria--History.
Germans--Austria--Styria--History.
Slovenes--Austria--Styria--History.
Styria (Austria)--Ethnic relations--Political aspects.
Princeton subject headings:
Ethnic conflict--Austria--Styria--History--20th century.
Germans--Austria--Styria--History--20th century.
Slovenes--Austria--Styria--History--20th century.
Styria (Austria)--History--20th century.