Columbia subject headings:
Documentary television programs.
Films for the hearing impaired.
Historical television programs.
Vietnam War, 1961-1975.
Harvard subject headings:
Documentary television programs
Historical television programs
Vietnam War, 1961-1975
Vietnam--History--20th century
Princeton subject headings:
Indochinese War, 1946-1954.
Video recordings for the hearing impaired.
Video recordings.
Vietnam War, 1961-1975.
Vietnam--History--20th century.