Columbia subject headings:
Abruzzo (Italy)--History--20th century.
Abruzzo (Italy)--Intellectual life--20th century.
Harvard subject headings:
Abruzzo (Italy)--History--20th century.
Abruzzo (Italy)--Intellectual life--20th century.
Abruzzo (Italy)--Social life and customs--20th century.
Princeton subject headings:
Abruzzo (Italy)--History--20th century.