Columbia subject headings:
Harvard subject headings:
Germany (East)--Politics and government.
Germany (East). Ministerium für Staatssicherheit.
Koch, Dietrich, 1937-
Leipzig (Germany)--Politics and government.
Pauliner-Universitätskirche zu Leipzig--History.
Physicists--Germany--Biography
Protest movements--Germany (East)--History.
Princeton subject headings:
Germany (East)--Politics and government.
Germany (East). Ministerium für Staatssicherheit
Koch, Dietrich, 1937-
Leipzig (Germany)--Politics and government.
Pauliner-Universitätskirche zu Leipzig--History.
Physicists--Germany--Biography.
Protest movements--Germany (East)--History.