Columbia subject headings:
Christian socialism--Germany--History.
Christlich-Demokratische Union Deutschlands--History.
Harvard subject headings:
Christlich-Demokratische Union Deutschlands (Germany : East)
Germany (East)--Politics and government.
Political parties--Germany (East)
Princeton subject headings:
Christlich-Demokratische Union Deutschlands (Germany : East)
Germany (East)--Politics and government.
Political parties--Germany (East)