Columbia subject headings:
Austria--In literature--Congresses.
Literature, Modern--Themes, motives--Congresses.
Harvard subject headings:
Austria--In literature--Congresses.
Literature, Modern--19th century--History and criticism--Congresses
Literature, Modern--20th century--History and criticism--Congresses
Princeton subject headings:
Austria--In literature--Congresses.
Literature, Modern--19th century--History and criticism--Congresses.
Literature, Modern--20th century--History and criticism--Congresses.