Columbia subject headings:
Harvard subject headings:
Germany (East). Ministerium für Staatssicherheit.
Germany--History--1945-1990.
Kidnapping victims--Germany (West)--History--20th century.
Kidnapping--Germany--Berlin--History--20th century.
Princeton subject headings:
Germany (East). Ministerium für Staatssicherheit
Germany--History--1945-1990.
Kidnapping victims--Germany (West)--History--20th century.
Kidnapping--Germany--Berlin--History--20th century.