Columbia subject headings:
Colajanni, Napoleone, 1847-1921.
Intellectuals--Italy--Biography.
Italy--Politics and government--1870-1914.
Italy--Politics and government--1914-1922.
Liberalism--Italy--History--19th century.
Liberalism--Italy--History--20th century.
Sicily (Italy)--Politics and government--1870-1945.
Statesmen--Italy--Biography.
Harvard subject headings:
Colajanni, Napoleone, -1921.
Italy--Politics and government--1870-1914.
Socialism--Italy--History--19th century
Princeton subject headings:
Colajanni, Napoleone, 1847-1921.
Intellectuals--Italy--Biography.
Italy--Politics and government--1870-1914.
Italy--Politics and government--1914-1922.
Liberalism--Italy--History--19th century.
Liberalism--Italy--History--20th century.
Sicily (Italy)--Politics and government--1870-1945.
Statesmen--Italy--Biography.