Columbia subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation.
Lukács, György, 1885-1971--Criticism and interpretation.
Realism in literature.
Harvard subject headings:
Brecht, Bertolt, 1898-1956--Aesthetics.
Lukács, György, 1885-1971
Realism in literature.
Princeton subject headings: