Columbia subject headings:
Harvard subject headings:
Bols, Manfred, 1941-
Germany (East)--Politics and government.
Germany (East). Ministerium für Staatssicherheit--Biography.
Princeton subject headings:
Bols, Manfred, 1941-
Germany (East)--Politics and government.
Germany (East). Ministerium für Staatssicherheit--Biography.
Secret service--Germany (East)--History.