Columbia subject headings:
Calvino, Italo--Criticism and interpretation.
Calvino, Italo--Knowledge and learning.
Literature and science--Italy--History--20th century.
Science in literature.
Science.
Harvard subject headings:
Calvino, Italo--Criticism and interpretation.
Calvino, Italo--Knowledge--Science.
Literature and science--Italy--History--20th century.
Science in literature.
Princeton subject headings:
Calvino, Italo, 1923-1985--Criticism and interpretation.
Science in literature.