Columbia subject headings:
Harvard subject headings:
Conference papers and proceedings.
German literature--Silesia--History and criticism--Congresses.
Poland--Relations--Silesia--Congresses.
Polish literature--Silesia--History and criticism--Congresses.
Silesia, Upper (Poland and Czech Republic)--Biography--Congresses.
Silesia, Upper (Poland and Czech Republic)--Civilization--Congresses.
Silesia--Biography--Congresses.
Silesia--Civilization--Congresses.
Silesia--Relations--Poland--Congresses.
Princeton subject headings:
German literature--Silesia--History and criticism--Congresses.
Poland--Relations--Silesia--Congresses.
Polish literature--Silesia--History and criticism--Congresses.
Silesia, Upper (Poland and Czech Republic)--Biography--Congresses.
Silesia, Upper (Poland and Czech Republic)--Civilization--Congresses.
Silesia--Biography--Congresses.
Silesia--Civilization--Congresses.
Silesia--Relations--Poland--Congresses.