Columbia subject headings:
Italy, Southern--History--1861-1945.
Italy, Southern--Social conditions.
Italy--Economic conditions.
Italy--Politics and government--20th century.
Harvard subject headings:
Italy, Southern--History--1861-1945.
Italy, Southern--Social conditions.
Italy--Economic conditions--Regional disparities.
Italy--Politics and government--20th century.
Princeton subject headings:
Italy, Southern--Economic conditions--19th century.
Italy, Southern--History--1848-1861.
Italy--History--20th century.