@book{
title = {La cicogna e la volpe },
author = {Rühmann, Karl},
editor = {Aesopus},
editor = {Roberti, Alessandra},
editor = {Valtieri, Alessandra},
editor = {Età: dai 5 ai 10 anni },
year = {2003},
address = {Zürich },
publisher = {Nord-Sud},
}