Columbia subject headings:
Harvard subject headings:
Love--Italy--History--19th century.
Man-woman relationships--Italy--History--19th century.
Mantegazza, Paolo, 1831-1910--Aesthetics.
Sexology--Research--Italy--History--19th century.
Princeton subject headings:
Italy.
Love--Italy--History--19th century.
Man-woman relationships--Italy--History--19th century.
Mantegazza, Paolo, 1831-1910--Aesthetics.
Sexology--Research--Italy--History--19th century.