Columbia subject headings:
Authors, Italian--20th century--Correspondence.
Marin, Biagio--Correspondence.
Marin, Biagio--Criticism and interpretation.
Harvard subject headings:
Authors, Italian--20th century--Correspondence
Marin, Biagio--Correspondence.
Marin, Biagio--Criticism and interpretation.
Princeton subject headings:
Authors, Italian--20th century--Correspondence.
Marin, Biagio--Correspondence.
Marin, Biagio--Criticism and interpretation.