Columbia subject headings:
Harvard subject headings:
Germany (East). Ministerium für Staatssicherheit--Biography.
Germany (East). Ministerium für Staatssicherheit--Officials and employees--Interviews.
Grossmann, Werner, 1929---Interviews.
Intelligence officers--Germany (East)--Biography.
Princeton subject headings:
Germany (East). Ministerium für Staatssicherheit--Biography.
Grossmann, Werner, 1929---Interviews.
Intelligence service--Germany (East)--Biography.
Interviews.