@book{AulkeBrandenburgDrechslerKoehleretal.2005,
  author    = {Gudrun Aulke and Silke Brandenburg and Beate Drechsler-K{\"o}hler and Hartmut Giest and Wolfgang Haas and Gabriele Hinze and Ute H{\"o}ffer and Astrid Koriller and Werner L{\"u}ftner and Uta M{\"u}ller and Rainer Mues and Gisela Papstein and Axel Schiepe},
  title     = {Bausteine Sachunterricht : Sch{\"u}lerband 3 ; Berlin / Brandenburg / Mecklenburg-Vorpommern ; Grundschule},
  editor    = {Hartmut Giest},
  isbn      = {3-425-11133-7},
  year      = {2005},
}