Columbia subject headings:
Harvard subject headings:
German literature--Germany (East)--History and criticism--Congresses
Politics and literature--Germany (East)--Congresses.
Politics and literature--Soviet Union--Congresses.
Soviet literature--History and criticism--Congresses.
Princeton subject headings:
German literature--Germany (East)--History and criticism--Congresses.
Germany (East). Ministerium für Staatssicherheit--Congresses.
Politics and literature--Germany (East)--Congresses.
Politics and literature--Soviet Union--Congresses.
Soviet Union. Komitet gosudarstennoĭ bezopasnosti--Congresses.
Soviet literature--History and criticism--Congresses.