Columbia subject headings:
Documentary films--Estonia--History and criticism.
Documentary films--Latvia--History and criticism.
Documentary films--Lithuania--History and criticism.
Harvard subject headings:
Documentary films--Estonia--History and criticism.
Documentary films--Latvia--History and criticism.
Documentary films--Lithuania--History and criticism.
Princeton subject headings:
Documentary films--Estonia--History and criticism.
Documentary films--Latvia--History and criticism.
Documentary films--Lithuania--History and criticism.