Columbia subject headings:
Authors, Italian--19th century--Biography.
Leopardi, Monaldo, conte, 1776-1847--Psychology.
Leopardi, Monaldo, conte, 1776-1847.
Harvard subject headings:
Authors, Italian--19th century--Biography
Leopardi, Monaldo, conte, 1776-1847.
Princeton subject headings:
Authors, Italian--19th century--Biography.
Leopardi, Monaldo, conte, 1776-1847--Psychology.
Leopardi, Monaldo, conte, 1776-1847.