Columbia subject headings:
Harvard subject headings:
Motion pictures--United States--History--21st century.
Motion pictures--United States--Plots, themes, etc.
September 11 Terrorist Attacks, 2001, in motion pictures.
September 11 Terrorist Attacks, 2001--Influence
Terrorism in motion pictures.
War on Terrorism, 2001-2009
Princeton subject headings:
Motion pictures--United States--History--21st century.
Motion pictures--United States--Plots, themes, etc.
September 11 Terrorist Attacks, 2001, in motion pictures.
September 11 Terrorist Attacks, 2001--Influence.
Terrorism in motion pictures.
War on Terrorism, 2001-2009.