Columbia subject headings:
Harvard subject headings:
Catholic press--Poland--History--20th century.
Journalism--Poland--History.
Tygodnik Powszechny (Kraków, Poland : 1945)--History.
Princeton subject headings:
Catholic press--Poland--History--20th century.
Journalism--Poland--History.
Tygodnik Powszechny (Kraków, Poland : 1945)--History.