Columbia subject headings:
Czechs--Austria--Vienna--History--19th century.
Czechs--Austria--Vienna--History--20th century.
Harvard subject headings:
Czechs--Austria--Vienna--History--19th century.
Czechs--Austria--Vienna--History--20th century.
Czechs--Austria--Vienna--Social conditions--19th century.
Czechs--Austria--Vienna--Social conditions--20th century.
Czechs--Cultural assimilation--Austria--Vienna--History--19th century.
Czechs--Cultural assimilation--Austria--Vienna--History--20th century.
Princeton subject headings:
Czechs--Austria--Vienna--History--19th century.
Czechs--Austria--Vienna--History--20th century.