Columbia subject headings:
Harvard subject headings:
Italy--Politics and government--1870-1914.
Oriani, Alfredo, 1852-1909--Political and social views.
Politics and literature--Italy--History--19th century.
Politics and literature--Italy--History--20th century.
Princeton subject headings:
Italy--Politics and government--19th century--Philosophy.
Oriani, Alfredo, 1852-1909--Political and social views.