@book{Flitner2006,
  author    = {Flitner, Elisabeth},
  title     = {P{\"a}dagogische Wertsch{\"o}pfung : zur Rationalisierung von Schulsystemen durch public-private-partnerships am Beispiel von PISA},
  isbn      = {3- 7815-1449-8},
  year      = {2006},
  language  = {de}
}
@book{GrouxHelmchenFlitner2006,
  author    = {Groux, Dominique and Helmchen, J{\"u}rgen and Flitner, Elisabeth},
  title     = {L{\~O} ecole compar{\´e}e : regards crois{\´e}s franco-allemands},
  publisher = {LQQQD5Harmattan},
  address   = {Paris},
  isbn      = {978-2-296-01945-4},
  pages     = {491 S.},
  year      = {2006},
  language  = {fr}
}
@book{Flitner2006,
  author    = {Flitner, Elisabeth},
  title     = {In usum pastorum : Max Webers Engagement in der evangelisch-sozialen Bewegung 1890 - 1899},
  isbn      = {978-3-258-07047-6},
  year      = {2006},
  language  = {de}
}