@book{BauerEnglertGartenetal.1997,
  author    = {J{\"u}rgen Bauer and Wolfgang Englert and Gerd Garten and Wolfgang Mack and Uwe Meier and Frank Morgeneyer},
  title     = {Seydlitz Geographie 10 : Sch{\"u}lerbd., Sekundarstufe 2, Gymansium},
  isbn      = {3-507-52510-0},
  year      = {1997},
}