Columbia subject headings:
Harvard subject headings:
English literature--18th century--History and criticism
French literature--18th century--History and criticism
German literature--18th century--History and criticism
Knowledge, Sociology of, in literature.
Literature, Modern--History and criticism--Theory, etc.
Princeton subject headings:
European poetry--18th century--History and criticism.
Literature and history--Europe--18th century.
Literature and history--Themes, motives.