Columbia subject headings:
Bujak, Franciszek, 1875-1953.
Poland--Historiography.
Poland--History--20th century.
Harvard subject headings:
Bujak, Franciszek, 1875-1953.
Poland--Historiography
Poland--History--20th century
Princeton subject headings:
Bujak, Franciszek, 1875-1953.
Historians--Poland--Biography.
Poland--Historiography.
Poland--History--Philosophy.