Columbia subject headings:
Dystopian fiction.
Equality--Fiction.
Government, Resistance to--Fiction.
Interplanetary voyages--Fiction.
Racism--Fiction.
Science fiction.
Slavery--Fiction.
Harvard subject headings:
Dystopian fiction
Equality--Fiction.
Government, Resistance to--Fiction.
Interplanetary voyages--Fiction
Racism--Fiction
Science fiction
Slavery--Fiction
Princeton subject headings:
Equality--Fiction.
Government, Resistance to--Fiction.
Interplanetary voyages--Fiction.
Racism--Fiction.
Slavery--Fiction.