@book{
title = {Osservazioni sulla filosofia della psicologia},
author = {Wittgenstein, Ludwig},
editor = {Anscombe, Gertrude Elizabeth Margareth},
editor = {De Monticelli, Roberta},
editor = {Nyman, Heikki},
editor = {Wright, Georg Henrik : von},
year = {1990},
address = {Milano },
publisher = {Adelphi},
}