Columbia subject headings:
Harvard subject headings:
Europe, Eastern--In literature--Congresses.
German literature--18th century--History and criticism--Congresses
German literature--19th century--History and criticism--Congresses
German literature--20th century--History and criticism--Congresses
Princeton subject headings:
Asia--In literature--Congresses.
Europe, Eastern--In literature--Congresses.
German literature--History and criticism--Congresses.