Columbia subject headings:
Harvard subject headings:
Archives--Italy--Catalogs--Bibliography.
Archives--Italy--Directories--Bibliography--Catalogs.
Italy--Archival resources--Bibliography.
Italy--Archival resources--Directories--Bibliography--Catalogs.
Italy. Direzione generale per gli archivi--Catalogs.
Princeton subject headings:
Archives--Italy--Directories--Bibliography--Catalogs.
Catalogs.
Italy--Archival resources--Directories--Bibliography--Catalogs.
Italy. Ufficio centrale per i beni archivistici--Catalogs.