Columbia subject headings:
Hauptmann, Gerhart, 1862-1946. Ratten.
Social interaction in literature.
Social problems in literature.
Harvard subject headings:
Discourse analysis, Literary.
Hauptmann, Gerhart, 1862-1946. Ratten.
Semiotics.
Symbolism in literature.
Princeton subject headings:
Hauptmann, Gerhart, 1862-1946. Ratten.
Social interaction in literature.
Social problems in literature.