Columbia subject headings:
Authors, German--Germany (East)--Correspondence.
Berg, Stefan, 1964---Correspondence.
Conscientious objectors--Germany (East)--Correspondence.
De Bruyn, Günter, 1926-2020--Correspondence.
Germany (East)--Social conditions.
Harvard subject headings:
Authors, German--20th century--Correspondence
Authors, German--Germany (East)--Correspondence.
Berg, Stefan, 1964---Correspondence.
Conscientious objectors--Germany (East)--Correspondence.
De Bruyn, Günter, 1926-2020--Correspondence.
Germany (East)--Social conditions.
Germany--History--1990---Sources.
Journalists--Germany--Correspondence.
Princeton subject headings:
Authors, German--Germany (East)--Correspondence.
Berg, Stefan, 1964---Correspondence.
Conscientious objectors--Germany (East)--Correspondence.
De Bruyn, Günter, 1926---Correspondence.
Germany (East)--Social conditions.