@book{SchneiderMusterWaebsRuppel2005,
  author    = {Schneider, Kordula and Muster-W{\"a}bs, Hannelore and Ruppel, Alfred},
  title     = {Lernfeldkonzept verstehen und umsetzen},
  volume    = {2},
  edition   = {1. Aufl.},
  publisher = {Prodos},
  address   = {Brake},
  isbn      = {3-934750-19-2},
  pages     = {137 S. : graph. Darst.},
  year      = {2005},
  language  = {de}
}
@book{SchneiderMusterWaebs1999,
  author    = {Schneider, Kordula and Muster-W{\"a}bs, Hannelore},
  title     = {Vom Lernfeld zur Lernsituation},
  edition   = {1. Aufl.},
  publisher = {Gehlen},
  address   = {Bad Homburg vor der H{\"o}he},
  isbn      = {3-441-5145-9},
  pages     = {68 S. : Ill., graph. Darst.},
  year      = {1999},
  language  = {de}
}
@book{MusterWaebsRuppelSchneider2011,
  author    = {Muster-W{\"a}bs, Hannelore and Ruppel, Alfred and Schneider, Kordula},
  title     = {Lernen fallbezogen und problemorientiert gestalten},
  volume    = {4},
  publisher = {Prodos},
  address   = {Brake},
  isbn      = {978-3-934750-38-9},
  pages     = {137},
  year      = {2011},
  language  = {de}
}
@book{MusterWaebsRuppelSchneider2006,
  author    = {Muster-W{\"a}bs, Hannelore and Ruppel, Alfred and Schneider, Kordula},
  title     = {Mikromethoden f{\"u}r Unterricht und Seminar nutzen},
  volume    = {3},
  publisher = {Prodos},
  address   = {Brake},
  isbn      = {3-934750-37-0},
  pages     = {136},
  year      = {2006},
  language  = {de}
}
@book{MusterWaebsRuppelSchneider2015,
  author    = {Muster-W{\"a}bs, Hannelore and Ruppel, Alfred and Schneider, Kordula},
  title     = {Mikromethoden f{\"u}r Unterricht und Seminar nutzen},
  volume    = {3},
  edition   = {2},
  publisher = {Prodos},
  address   = {Norderfeld},
  isbn      = {9783934750371},
  pages     = {162},
  year      = {2015},
  language  = {de}
}