Columbia subject headings:
Galleria nazionale d'arte moderna (Italy)--History--20th century.
Galleria nazionale d'arte moderna (Italy)--History--21st century.
Museums--Italy--Rome--History--Sources.
Harvard subject headings:
Galleria nazionale d'arte moderna (Italy)--History--20th century.
Galleria nazionale d'arte moderna (Italy)--History--21st century.
Museums--Italy--Rome--History--Sources.
Princeton subject headings:
Galleria nazionale d'arte moderna (Italy)--History--20th century.
Galleria nazionale d'arte moderna (Italy)--History--21st century.
Museums--Italy--Rome--History--Sources.