Columbia subject headings:
Harvard subject headings:
Authors, Russian--20th century--Political and social views.
Literature and state--Russia (Federation)
Politics and literature--Russia (Federation)
Russian literature--20th century--History and criticism
Russian literature--Political aspects.
Russian literature--Russia (Federation)--Kubanskai︠a︡ oblastʹ--History and criticism.
Princeton subject headings:
Russian literature--20th century--History and criticism.