Columbia subject headings:
Documentary films--Production and direction.
Flaherty, Robert Joseph, 1884-1951--Criticism and interpretation.
Harvard subject headings:
Documentary films--Production and direction
Flaherty, Robert Joseph, 1884-1951--Criticism and interpretation.
Princeton subject headings:
Documentary films--Production and direction.
Flaherty, Robert Joseph, 1884-1951--Criticism and interpretation.