Columbia subject headings:
Harvard subject headings:
Earthquakes--Economic aspects--Italy.
Earthquakes--Italy--History.
Earthquakes--Social aspects--Italy.
Princeton subject headings:
Earthquakes--Economic aspects--Italy.
Earthquakes--Italy--History--19th century.
Earthquakes--Italy--History--20th century.
Earthquakes--Italy--History--21st century.
Earthquakes--Social aspects--Italy.