Columbia subject headings:
Harvard subject headings:
Bernhard, Thomas--Correspondence.
Dramatists, German--Austria--Correspondence.
Novelists, German--Austria--Correspondence.
Publishers and publishing--Germany--Correspondence
Unseld, Siegfried--Correspondence.
Princeton subject headings:
Authors, German--Correspondence.
Bernhard, Thomas--Correspondence.
Publishers--Germany--Correspondence.
Unseld, Siegfried--Correspondence.