Columbia subject headings:
Harvard subject headings:
Catholic Church--Germany--History--20th century.
Catholics--Germany--History--20th century.
Church and state--Germany--History--1933-1945
Germany--Church history--1933-1945.
Princeton subject headings:
Catholic Church--Germany--History--20th century.
Catholics--Germany--History--20th century.
Church and state--Germany--1933-1945.
Germany--Church history--1933-1945.