Columbia subject headings:
Mental illness in literature.
Psychology.
Schizophrenia in literature.
Vonnegut, Kurt--Knowledge and learning.
Harvard subject headings:
Mental illness in literature.
Psychological fiction, American--History and criticism
Schizophrenia in literature.
Vonnegut, Kurt--Knowledge--Psychology.
Princeton subject headings:
Mental illness in literature.
Schizophrenia in literature.
Vonnegut, Kurt--Knowledge--Psychology.