Columbia subject headings:
Doppelgängers.
Doubles in motion pictures.
Identity (Psychology) in motion pictures.
Split self in motion pictures.
Harvard subject headings:
Doppelgängers
Doubles in motion pictures.
Identity (Psychology) in motion pictures.
Split self in motion pictures.
Princeton subject headings:
Doppelgängers.
Doubles in motion pictures.
Identity (Psychology) in motion pictures.
Split self in motion pictures.