@book{Oehlschlegel1998,
  author    = {{\"O}hlschlegel, Sonja},
  title     = {Erfassung und inhaltliche Analyse von Intergruppenkategorisierungen in der Kommunikation zwischen sozialen Gruppen},
  publisher = {LIT Verlag},
  address   = {M{\"u}nster},
  isbn      = {978-3-8258-3821-8},
  publisher      = {FH M{\"u}nster - University of Applied Sciences},
  pages     = {182},
  year      = {1998},
  language  = {de}
}
@book{HaubrockOehlschlegel1998,
  author    = {Haubrock, Alexander and {\"O}hlschlegel, Sonja},
  title     = {Der Mythos vom K{\"o}nig Kunde - Wie Kundenorientierung wirklich gelingt},
  publisher = {Rosenberger},
  address   = {Leonberg},
  isbn      = {978-3-931085-17-9},
  publisher      = {FH M{\"u}nster - University of Applied Sciences},
  pages     = {87},
  year      = {1998},
  language  = {de}
}
@book{HaubrockOehlschlegel2006,
  author    = {Haubrock, Alexander and {\"O}hlschlegel, Sonja},
  title     = {Der Mythos vom K{\"o}nig Kunde - Wie Kundenorientierung wirklich gelingt},
  edition   = {2., {\"u}berarb. und erw. Aufl.},
  publisher = {Rosenberger},
  address   = {Leonberg},
  isbn      = {978-3-931085-57-5},
  publisher      = {FH M{\"u}nster - University of Applied Sciences},
  pages     = {111},
  year      = {2006},
  language  = {de}
}