Columbia subject headings:
Catholic Church--Poland--History--20th century.
Church and state--Poland--History--20th century.
Poland--Politics and government--1945-1980.
Harvard subject headings:
Catholic Church--Poland--History--20th century.
Church and state--Poland--History--20th century
Poland--Church history--20th century
Poland--Politics and government--1945-1980
Poland--Politics and government--1980-1989
Princeton subject headings:
Catholic Church--Poland--History--20th century.
Church and state--Poland--History--20th century.
Poland--Politics and government--1945-1980.
Poland--Politics and government--1980-1989.