@incollection{PiontkowskiOehlschlegel1997,
  author    = {Piontkowski, Ursula and {\"O}hlschlegel, Sonja},
  title     = {Wenn Ost- und Westdeutsche miteinander sprechen},
  series = {Deutsch-Deutsche Sprachspiele},
  booktitle = {Deutsch-Deutsche Sprachspiele},
  editor    = {Frindte, and Fahrig, and K{\"o}hler,},
  publisher = {LIT Verlag},
  address   = {M{\"u}nster},
  isbn      = {3-8258-3430-1},
  publisher      = {FH M{\"u}nster - University of Applied Sciences},
  pages     = {25 -- 42},
  year      = {1997},
  language  = {de}
}