Columbia subject headings:
Ethnic press--Silesia, Upper (Poland and Czech Republic)--History--20th century.
German periodicals--Silesia, Upper (Poland and Czech Republic)--History--20th century.
Polish periodicals--Silesia, Upper (Poland and Czech Republic)--History--20th century.
Silesia, Upper (Poland and Czech Republic)--Civilization--Periodicals.
Harvard subject headings:
Ethnic press--Silesia, Upper (Poland and Czech Republic)--History--20th century.
German periodicals--Silesia, Upper (Poland and Czech Republic)--History--20th century.
Polish periodicals--Silesia, Upper (Poland and Czech Republic)--History--20th century.
Silesia, Upper (Poland and Czech Republic)--Civilization--Periodicals.
Princeton subject headings:
Ethnic press--Silesia, Upper (Poland and Czech Republic)--History--20th century.
German periodicals--Silesia, Upper (Poland and Czech Republic)--History--20th century.
Polish periodicals--Silesia, Upper (Poland and Czech Republic)--History--20th century.
Silesia, Upper (Poland and Czech Republic)--Civilization--Periodicals.