Columbia subject headings:
Harvard subject headings:
Future, The, in literature.
Future, The, in motion pictures.
Human ecology in literature
Human ecology in motion pictures.
Science fiction--Influence.
Science fiction--Political aspects.
Technological forecasting
Princeton subject headings:
Future, The, in literature.
Future, The, in motion pictures.
Human ecology in literature.
Human ecology in motion pictures.
Science fiction--Influence.
Science fiction--Political aspects.
Technological forecasting.