@book{BricksBuetowHerzigetal.1999,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Kl. 9/10 bzw. 10, Gymnasium, Sekundarstufe 1 neue Bundesl{\"a}nder (außer Sachsen)},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52508-9},
  pages     = {192 S.},
  year      = {1999},
  language  = {de}
}
@book{BricksBuetowHerzigetal.1999,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Lehrerhandreichungen},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {288 S.},
  year      = {1999},
  language  = {de}
}
@book{BricksBuetowHerzigetal.1999,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Kl. 10, Arbeitsheft Teil 2: Geographische Zonen, Globale Probleme, Sekundarstufe 1 Neue Bundesl{\"a}nder, Berlin},
  volume    = {4,2},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52526-7},
  pages     = {32 S.},
  year      = {1999},
  language  = {de}
}
@book{BricksBuetowHerzigetal.1999,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Kl. 9/10 Mittelschule, Sekundarstufe 1 Sachsen, Sachsen-Anhalt},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52528-3},
  pages     = {192 S.},
  year      = {1999},
  language  = {de}
}
@book{BricksBuetowHerzigetal.1999,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Makert, W. and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Kl. 10, Arbeitsheft Teil 1: Deutschland in Europa, Ver{\"a}nderungen der Erde, Sekundarstufe 1 neue Bundesl{\"a}nder, Berlin},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {32 S.},
  year      = {1999},
  language  = {de}
}