Columbia subject headings:
Film festivals--Europe--History.
Hadeln, Moritz de, 1940-
Internationale Filmfestspiele Berlin--History.
Harvard subject headings:
Documentary films--Production and direction
Film festivals--Europe--History.
Hadeln, Moritz de, 1940-
Internationale Filmfestspiele Berlin--History.
Motion picture producers and directors--Biography
Princeton subject headings:
Film festivals--Europe--History.
Hadeln, Moritz de, 1940-
Internationale Filmfestspiele Berlin--History.