@book{Jansen2008,
  author    = {Jansen, Thomas},
  title     = {Kompakt-Training Personalcontrolling},
  edition   = {1. Aufl},
  publisher = {Kiehl},
  address   = {Ludwigshafen},
  isbn      = {9783470591414},
  pages     = {280},
  year      = {2008},
  language  = {mul}
}
@book{Jansen2008,
  author    = {Jansen, Thomas},
  title     = {Auswertung von Kennzahlen und Risikomanagement},
  edition   = {2.},
  year      = {2008},
  language  = {de}
}
@book{Jansen2008,
  author    = {Jansen, Thomas},
  title     = {Monatliche Kolumnen auf www.personalpraxis24.de seit August 2008},
  year      = {2008},
  language  = {mul}
}
@book{Jansen2008,
  author    = {Jansen, Thomas},
  title     = {Auswertung von Kennzahlen und Risikomanagement},
  year      = {2008},
  language  = {de}
}