@book{
title = {Bumfidel bleibt Bumfidel },
author = {Bernhard-von Luttitz, Marieluise},
editor = {Kohlsaat, Friedrich},
editor = {Tit. sul dorso: Bumfidel 3 },
editor = {Età: dai 5 ai 10 anni },
year = {1977},
address = {Reinbek bei Hamburg },
publisher = {Rowohlt},
}