Columbia subject headings:
Church and state--Germany--History.
Ecclesiastical law--Germany--History.
Germany--History--Unification, 1990.
Harvard subject headings:
Church and state--Germany (East)--History--20th century.
Church and state--Germany--History--20th century
Ecclesiastical law--Germany (East)--History--20th century.
Ecclesiastical law--Germany--History--20th century.
Germany--History--Unification, 1990.
Princeton subject headings: