@book{GrassmannKlunterKoehleretal.2006,
  author    = {Marianne Grassmann and Martina Klunter and Egon K{\"o}hler and Elke Mirwald and Monika Raudies},
  title     = {Kinder wissen viel : Auch {\"u}ber die Gr{\"o}ße Geld? ; Teil 2},
  volume    = {33},
  isbn      = {978-3-939469-20-9},
  year      = {2006},
}