@book{BaumannBeenkenSandk{\"u}hler2013,
  author    = {Baumann, Frank and Beenken, Matthias and Sandk{\"u}hler, Hans-Ludger},
  title     = {Handbuch Maklermanagement},
  publisher = {Haufe},
  address   = {Freiburg},
  isbn      = {978-3-648-02408-9},
  pages     = {352},
  year      = {2013},
  language  = {de}
}
@book{Beenken2013,
  author    = {Beenken, Matthias},
  title     = {Der Versicherungsvermittler als Unternehmer},
  publisher = {Verlag Versicherungswirtschaft},
  address   = {Karlsruhe},
  isbn      = {978-3-89952-458-1},
  pages     = {XV, 229},
  year      = {2013},
  language  = {de}
}
@book{G{\"o}ldnerKath{\"o}ferKotthaus2013,
  author    = {G{\"o}ldner, Richard and Kath{\"o}fer, Sven and Kotthaus, Jochem},
  title     = {Block X - Unter Ultras},
  editor    = {Kath{\"o}fer, Sven and Kotthaus, Jochem},
  publisher = {Beltz Juventa},
  address   = {Weinheim},
  isbn      = {978-3-7799-2878-2},
  pages     = {284},
  year      = {2013},
  language  = {de}
}
@book{IserKastirkeLipsmeier2013,
  author    = {Iser, Angelika and Kastirke, Nicole and Lipsmeier, Gero},
  title     = {Schulsozialarbeit steuern},
  editor    = {Iser, Angelika and Kastirke, Nicole and Lipsmeier, Gero},
  publisher = {Springer VS},
  address   = {Wiesbaden},
  isbn      = {978-3-658-01421-6},
  pages     = {337},
  year      = {2013},
  language  = {de}
}
@book{GrabowskyMietheKranz2013,
  author    = {Grabowsky, Sonja and Miethe, Ingrid and Kranz, Dani},
  title     = {Widening participation-Maßnahmen und outreach-programmes f{\"u}r non-traditional students in England},
  editor    = {Hans-B{\"o}ckler-Stiftung, Mitbestimmungs-, Forschungs- und Studienf{\"o}rderungswerk des DGB},
  publisher = {Hans-B{\"o}ckler-Stiftung},
  address   = {D{\"u}sseldorf},
  pages     = {84},
  year      = {2013},
  language  = {de}
}
@book{Guski-Leinwand2013,
  author    = {Guski-Leinwand, Susanne},
  title     = {Die Abwendung von Humanit{\"a}tsgedanken in der Psychologie und die Folgen f{\"u}r Wissenschaftlichen Antisemitismus, Ganzheit und Totalitarismus},
  pages     = {293},
  year      = {2013},
  language  = {de}
}
@book{Hunecke2013,
  author    = {Hunecke, Marcel},
  title     = {Psychologie der Nachhaltigkeit},
  publisher = {Oekom},
  address   = {M{\"u}nchen},
  pages     = {121},
  year      = {2013},
  language  = {de}
}