Columbia subject headings:
Poland--Intellectual life--1945-1989.
Polish people--Foreign countries--Intellectual life--20th century.
Harvard subject headings:
Authors, Polish--20th century.
Poland--Intellectual life--1945-
Polish people--Foreign countries--Intellectual life--20th century.
Princeton subject headings:
Poland--Intellectual life--1945-1989.
Poland--Intellectual life--1989-
Polish people--Foreign countries.