Columbia subject headings:
Naples (Kingdom)--History--1735-1816.
Political science--Philosophy--Early works to 1800.
Republicanism--Italy--Early works to 1800.
Harvard subject headings:
Naples (Kingdom)--History--1735-1816.
Political science--Philosophy--Early works to 1800.
Republicanism--Italy--Early works to 1800.
Princeton subject headings:
Naples (Kingdom)--History--1735-1861.
Political science--Philosophy--Early works to 1800.
Republicanism--Italy--Early works to 1800.