Columbia subject headings:
Baltic States--In literature--Congresses.
German literature--History and criticism--Congresses.
Polish literature--History and criticism--Congresses.
Harvard subject headings:
Baltic Sea Region--In literature--Congresses.
Culture in literature--Congresses.
Ethnology in literature--Congresses.
German literature--History and criticism--Congresses
Nationalism in literature--Congresses.
Polish literature--History and criticism--Congresses.
Princeton subject headings:
Baltic States--In literature--Congresses.
German literature--History and criticism--Congresses.
Polish literature--History and criticism--Congresses.