Columbia subject headings:
Architecture--Italy--Rome--History--20th century.
EUR (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Italy--Rome--History--20th century
EUR (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Italy--Rome--History--20th century.
EUR (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.