@book{BalzerBeegerHallermannetal.2002,
  author    = {Balzer, Werner and Beeger, Helmut and Hallermann, Sigrun and Kirsch, H. and Nicklaus, W. and Robel, B. and Werner-Tokarski, D. and Herzig, Reinhard},
  title     = {Seydlitz Geographie 3 : Gymnasium Rheinland-Pfalz},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52607-7},
  pages     = {176 S.},
  year      = {2002},
  language  = {de}
}
@book{BoettcherMingenbachMuelleretal.2001,
  author    = {B{\"o}ttcher, Kirsten and Mingenbach, Hans-Michael and M{\"u}ller, Helmut and Starke, Rainer and Waldeck, Winfried and Wehrs, Klaus and Herzig, Reinhard},
  title     = {Seydlitz Geographie 1 : Kl. 7/8, Sch{\"u}lerband, Niedersachsen},
  publisher = {Schroedel},
  address   = {Braunschweig},
  isbn      = {3-507-52608-5},
  pages     = {224 S.},
  year      = {2001},
  language  = {de}
}
@book{BalzerBeegerHallermannetal.2001,
  author    = {Balzer, Werner and Beeger, Helmut and Hallermann, Sigrun and Kirsch, H. and Nicklaus, W. and Robel, B. and Werner-Tokarski, D. and Herzig, Reinhard},
  title     = {Seydlitz Geographie 2 : Gymnasium Rheinland-Pfalz, Saarland},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52606-9},
  pages     = {224 S.},
  year      = {2001},
  language  = {de}
}
@book{BoettcherMingenbachStarkeetal.2000,
  author    = {B{\"o}ttcher, Kirsten and Mingenbach, Hans-Michael and Starke, Rainer and M{\"u}ller, Helmut and Waldeck, Winfried and Wehrs, Klaus and Amtsfeld, Peter and Herzig, Reinhard},
  title     = {Seydlitz Geographie 3 : Arbeitsblattsammlung: Asien, Amerika, Afrika, Australien, Ozeanien, Polargebiete, Weltbev{\"o}lkerung und Weltwirtschaft},
  volume    = {3},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-5075-2462-7},
  pages     = {256 S.},
  year      = {2000},
  language  = {de}
}
@book{BuetowHerzigJahnetal.2000,
  author    = {B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen and B{\"u}tow, Martin},
  title     = {Seydlitz Erdkunde 4 : Lehrerhandreichungen},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {236 S.},
  year      = {2000},
  language  = {de}
}
@book{BoettcherMingenbachStarkeetal.2000,
  author    = {B{\"o}ttcher, Kirsten and Mingenbach, Hans-Michael and Starke, Rainer and M{\"u}ller, Helmut and Waldeck, Winfried and Wehrs, Klaus and Amtsfeld, Peter and Herzig, Reinhard},
  title     = {Seydlitz Geographie 1 : Arbeitsblattsammlung Teil 1: Die Erde : Methoden der Geographie},
  volume    = {1},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-5075-2460-0},
  pages     = {256 S.},
  year      = {2000},
  language  = {de}
}
@book{BoettcherMingenbachStarkeetal.2000,
  author    = {B{\"o}ttcher, Kirsten and Mingenbach, Hans-Michael and Starke, Rainer and M{\"u}ller, Helmut and Waldeck, Winfried and Wehrs, Klaus and Amtsfeld, Peter and Herzig, Reinhard},
  title     = {Seydlitz Geographie 2 : Arbeitsblattsammlung: Deutschland, Europa},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {234 S.},
  year      = {2000},
  language  = {de}
}
@book{BricksBuetowBuetowetal.2000,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and B{\"u}tow, Martin and Herzig, Reinhard and Morgeneyer, Frank and Untisz, M.},
  title     = {Seydlitz Geographie 10 : Arbeitsheft, Gymnasium Sachsen},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52529-1},
  pages     = {32 S.},
  year      = {2000},
  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 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}
}
@book{BricksBuetowHerzigetal.1998,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen and Schmidtke, Kurt-Dietmar},
  title     = {Seydlitz Erdkunde 1 : Arbeitsheft, Sachsen},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {40 S.},
  year      = {1998},
  language  = {de}
}
@book{BricksBuetowBuetowetal.1998,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and B{\"u}tow, Martin and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Kl. 7/8, 7-9 bzw. 8/9, Arbeitsheft Teil 1: Die Erde, Asien, Afrika, Sekundarstufe 1 Neue Bundesl{\"a}nder, Berlin},
  volume    = {3,1},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52523-2},
  pages     = {32 S.},
  year      = {1998},
  language  = {de}
}
@book{BauerBricksBuetowetal.1998,
  author    = {Bauer, G{\"u}nter and Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Marth, U. and Meißgeier, J{\"u}rgen and Schmidtke, Kurt-Dietmar and Ullrich, Ch.},
  title     = {Seydlitz Erdkunde 1 : Kl. 5/6, Sekundarstufe 1 Neue Bundesl{\"a}nder, Berlin},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-5075-2521-6},
  pages     = {176 S.},
  year      = {1998},
  language  = {de}
}
@book{BauerBricksBuetowetal.1998,
  author    = {Bauer, G{\"u}nter and Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen and Schmidtke, Kurt-Dietmar},
  title     = {Seydlitz Erdkunde 1 : Lehrerhandreichungen},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {230 S.},
  year      = {1998},
  language  = {de}
}
@book{BricksBuetowBuetowetal.1998,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and B{\"u}tow, Martin and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Kl. 7/8, 7-9 bzw. 8/9, Sekundarstufe 1 Neue Bundesl{\"a}nder, Berlin},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-5075-2507-0},
  pages     = {224 S.},
  year      = {1998},
  language  = {de}
}
@book{BricksBuetowBuetowetal.1998,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and B{\"u}tow, Martin and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Kl. 7/8, 7-9 bzw. 8/9, Arbeitsheft Teil 2: Amerika, Australien, Ozeanien, Polargebiete, die Erde, Sekundarstufe 1 neue Bundesl{\"a}nder, Berlin},
  volume    = {3,2},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52524-0},
  pages     = {32 S.},
  year      = {1998},
  language  = {de}
}
@book{BauerBricksBuetowetal.1997,
  author    = {Bauer, G{\"u}nter and Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen and Schmidtke, Kurt-Dietmar},
  title     = {Seydlitz Erdkunde 1 : Kl. 5, Sekundarstufe 1, Berlin, Brandenburg},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52502-x},
  pages     = {176 S.},
  year      = {1997},
  language  = {de}
}
@book{BricksBuetowHerzigetal.1997,
  author    = {Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Markert, Wolfgang and Meißgeier, J{\"u}rgen and Schmidtke, Kurt-Dietmar},
  title     = {Seydlitz Erdkunde 1 : Kl. 5 bzw. 5/6, Arbeitsheft, Sekundarstufe 1 Brandenburg, Mecklenburg-Vorpommern, Sachsen- Anhalt, Th{\"u}ringen, Berlin},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-5075-2511-9},
  pages     = {32 S.},
  year      = {1997},
  language  = {de}
}
@book{BauerBricksBuetowetal.1997,
  author    = {Bauer, G{\"u}nther and Bricks, Wolfgang and B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen and Schmidtke, Kurt-Dietmar},
  title     = {Seydlitz Erdkunde 1 : Kl. 5, Sekundarstufe 1 Mecklenburg-Vorpommern},
  publisher = {Schroedel},
  address   = {Hannover},
  isbn      = {3-507-52500-3},
  pages     = {176 S.},
  year      = {1997},
  language  = {de}
}
@book{GeibertHerzigKrumbeinetal.1995,
  author    = {Geibert, H. and Herzig, Reinhard and Krumbein, F. and Raum, Bernd},
  title     = {Terra - Geographie : Arbeitsheft f{\"u}r Rheinland-Pfalz 5/6 ; Lehrerheft},
  publisher = {Klett-Perthes; Klett},
  address   = {Gotha; Gotha},
  isbn      = {3-12-283174-0},
  pages     = {20 S.},
  year      = {1995},
  language  = {de}
}
@book{Herzig1994,
  author    = {Herzig, Reinhard},
  title     = {Lernspiel Brandenburg},
  publisher = {M. K. Lehr- und Lernmittelverl.},
  address   = {Heinsberg-Kirchhoven},
  year      = {1994},
  language  = {de}
}