@book{
title = {Das neue Sach- und Machbuch 2 },
author = {},
editor = {Beck, Gertrud},
editor = {Eysel, Helga},
editor = {Grauel, Gabriele},
editor = {Otte, Maria},
editor = {Schäffer, Reinhild},
editor = {Soll, Wilfried},
year = {1996},
address = {Berlin },
publisher = {Cornelsen},
}