@book{Hoffmann2003,
  author    = {Hoffmann, Bernward},
  title     = {Medienp{\"a}dagogik},
  volume    = {2421},
  edition   = {1. Aufl.},
  publisher = {Sch{\"o}ningh},
  address   = {Paderborn [u.a.]},
  isbn      = {3-506-99522-7},
  pages     = {473 S. : Ill., graph. Darst.},
  year      = {2003},
  language  = {de}
}