@incollection{WolfZerresZerres2018,
  author    = {Enno Wolf and Christopher Zerres and Michael Zerres},
  title     = {Kundenbindung},
  series = {Handbuch Marketing-Methodik},
  volume    = {2},
  editor    = {Christopher Zerres},
  edition   = {2.},
  publisher = {Bookboon},
  address   = {London},
  isbn      = {978-87-403-2274-3},
  pages     = {39 -- 50},
  year      = {2018},
  language  = {de}
}