Columbia subject headings:
Industrial policy--Italy--History--20th century.
Industries--Italy--History--20th century.
Italy--Economic conditions--19th century.
Italy--Economic conditions.
Harvard subject headings:
Industrial policy--Italy--History--20th century.
Industries--Italy--History--19th century.
Industries--Italy--History--20th century.
Italy--Economic conditions--19th century.
Italy--Economic conditions--20th century.
Princeton subject headings:
Industries--Italy--History--19th century.
Industries--Italy--History--20th century.
Italy--Economic conditiions--20th century.
Italy--Economic conditions--19th century.