@incollection{WaC04,
  address = {Lohmar},
  author = {Wagner, R.},
  booktitle = {{V}ertriebs- und {K}undenmanagement: {M}arketingmethoden im {E}insatz},
  editor = {Decker, R. and Wartenberg, F.},
  interhash = {818d760bb48fd0ad4bd0eaf65b41e65a},
  intrahash = {c7ef468891c6e8fcc464a3a6c08ce3f0},
  pages = {231 -- 253},
  publisher = {Eul},
  title = {{K}undenmanagement in wachsenden {M}\"arkten},
  year = 2004
}