Columbia subject headings:
Books--Italy--Exhibitions.
Italy--History--Bibliography--Exhibitions.
Italy. Parlamento. Senato. Biblioteca--Exhibitions.
Harvard subject headings:
Books--Italy--Exhibitions.
Italy--History--Bibliography--Exhibitions.
Italy. Parlamento. Senato. Biblioteca--Exhibitions.
Princeton subject headings:
Italy--History--Bibliography--Exhibitions.
Italy. Parlamento. Senato. Biblioteca--Exhibitions.