Columbia subject headings:
Harvard subject headings:
Cooperativa "Pensiero e azione" (Ravenna, Italy)
Italy--History--1849-1870.
Ravenna (Italy)--Biography.
Republicanism--Italy--Ravenna--History--19th century.
Princeton subject headings:
Italy--History--1849-1870.
Ravenna (Italy)--Biography.
Republicanism--Italy--Ravenna--History--19th century.