@book{
title = {Richard Wagner a Bayreuth ; Frammenti postumi },
author = {Nietzsche, Friedrich <1844-1900>},
editor = {Colli, Giorgio},
editor = {Giametta, Sossio},
editor = {Montinari, Mazzino},
year = {1967},
address = {Milano },
publisher = {Adelphi},
}