Columbia subject headings:
Harvard subject headings:
Catholic Church--Poland--Political activity.
Poland--Church history--20th century
Poland--Politics and government--1918-1945
World War, 1939-1945--Religious aspects--Catholic Church
World War, 1939-1945--Underground movements--Poland.
Princeton subject headings:
Anti-communist movements--Poland.
Catholics--Poland--Political activity.
World War, 1939-1945--Underground movements--Poland.