Columbia subject headings:
Concrete poetry, Italian--History and criticism.
Italian poetry--20th century--History and criticism.
Visual poetry, Italian--History and criticism.
Harvard subject headings:
Concrete poetry, Italian--History and criticism.
Italian poetry--20th century--History and criticism
Visual poetry, Italian--History and criticism.
Princeton subject headings:
Concrete poetry, Italian--History and criticism.
Italian poetry--20th century--History and criticism.
Visual poetry, Italian--History and criticism.