Columbia subject headings:
Harvard subject headings:
Brückner, Aleksander, 1856-1939--Congresses.
Poland--Civilization--Congresses.
Polish language--Etymology--Congresses.
Polish language--History--Congresses.
Polish philology--History--Congresses.
Polonists--Poland--Biography--Congresses.
Slavists--Poland--Biography--Congresses.
Princeton subject headings:
Brückner, Aleksander, 1856-1939--Congresses.
Poland--Civilization--Congresses.
Polish language--Etymology--Congresses.
Polish language--History--Congresses.
Polish philology--History--Congresses.
Polonists--Poland--Biography--Congresses.
Slavists--Poland--Biography--Congresses.