@book{
title = {La lepre e la tartaruga },
author = {},
editor = {Aesopus},
editor = {Albini, Francesca},
editor = {Brown, Carla},
editor = {Guastalla, Manuela},
editor = {Howarth, Daniel},
editor = {Mackinnon, Mairi},
year = {2008},
address = {Londra },
publisher = {Usborne},
}