Columbia subject headings:
Catholic Church--Doctrines.
Christian democracy--Poland.
Nationalism--Poland--History--20th century.
Nationalism--Religious aspects--Catholic Church.
Poland--Politics and government--1918-1945.
Harvard subject headings:
Narodowa Demokracja (Political party : Poland)
Nationalism--Poland--History--20th century.
Nationalism--Poland--Religious aspects.
Princeton subject headings: