Columbia subject headings:
Dystopias in literature--Congresses.
English literature--History and criticism--Congresses.
Utopias in literature--Congresses.
Harvard subject headings:
Dystopias in literature.
English literature--History and criticism
Utopias in literature.
Princeton subject headings:
Dystopias in literature--Congresses.
English literature--History and criticism--Congresses.
Utopias in literature--Congresses.