@incollection{Rossmann2011,
  author    = {Alexander Rossmann},
  title     = {Social Media},
  booktitle = {Innovationen im Kundendialog : reales Kundenverhalten und reales Marketing},
  editor    = {Christian Belz},
  isbn      = {978-3-8349-6456-4},
  doi       = {10.1007/978-3-8349-6456-4\_5},
  year      = {2011},
}