@book{
title = {Der die das, Sprache und Lesen 2},
author = {},
editor = {Behle-Saure, Birgit},
editor = {Jeuk, Stefan},
editor = {Sinemus, Antje},
editor = {Strozyk, Krystyna},
editor = {Il formato varia },
year = {2011},
address = {Berlin },
publisher = {Cornelsen},
}