@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{Beck2015,
  author    = {Beck, Ralf},
  title     = {Wer braucht noch Banken?},
  publisher = {B{\"o}rsenbuchverlag},
  address   = {Kulmbach},
  isbn      = {978-3864702907},
  pages     = {301},
  year      = {2015},
  language  = {de}
}
@book{Beck2012,
  author    = {Beck, Ralf},
  title     = {Crowdinvesting},
  publisher = {Beck},
  address   = {D{\"u}sseldorf},
  isbn      = {978-1-48182018-9},
  pages     = {149},
  year      = {2012},
  language  = {de}
}
@book{Beck2014,
  author    = {Beck, Ralf},
  title     = {Crowdinvesting},
  publisher = {B{\"o}rsenmedien},
  address   = {Kulmbach},
  isbn      = {978-3-86470-205-1},
  pages     = {255},
  year      = {2014},
  language  = {de}
}
@book{BeckerKramerSchulte-Mattler2012,
  author    = {Becker, Axel and Kramer, Helge and Schulte-Mattler, Hermann},
  title     = {Finanzkrise 2.0 und Risikomanagement von Banken},
  editor    = {Becker, Axel and Schulte-Mattler, Hermann},
  publisher = {Erich Schmidt},
  address   = {Berlin},
  isbn      = {978-3-503-13688-9},
  pages     = {488},
  year      = {2012},
  language  = {de}
}
@book{Beenken2016,
  author    = {Beenken, Matthias},
  title     = {Strategische und operative Planung im Versicherungsvertrieb},
  publisher = {Verlag Versicherungswirtschaft},
  address   = {Karlsruhe},
  isbn      = {978-3-89952-870-1},
  pages     = {186},
  year      = {2016},
  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{Beenken2013,
  author    = {Beenken, Matthias},
  title     = {Vertriebsmanagement},
  publisher = {Verlag Versicherungswirtschaft},
  address   = {Karlsruhe},
  isbn      = {978-3-89952-732-2},
  pages     = {XIX, 240},
  year      = {2013},
  language  = {de}
}
@book{Beenken2016,
  author    = {Beenken, Matthias},
  title     = {Fach- und F{\"u}hrungskompetenz f{\"u}r die Assekuranz},
  publisher = {Verlag Versicherungswirtschaft GmbH},
  address   = {Karlsruhe},
  isbn      = {978-3-89952-932-6},
  pages     = {246},
  year      = {2016},
  language  = {de}
}
@book{Beenken2017,
  author    = {Beenken, Matthias},
  title     = {Versicherungsvertrieb},
  publisher = {Verlag Versicherungswirtschaft},
  address   = {Karlsruhe},
  isbn      = {978-3-89952-831-2},
  pages     = {XI, 465},
  year      = {2017},
  language  = {de}
}