@incollection{Harth2010,
  author    = {Thilo Harth},
  title     = {E-Mail},
  booktitle = {Besand, Anja (Hrsg): Handbuch Medien in der politischen Bildung},
  edition   = {1. Aufl},
  isbn      = {3-89974-611-2},
  year      = {2010},
}