@misc{WaitzmannHeinzmann2002,
  author    = {Michael Waitzmann and Roland Heinzmann},
  title     = {Ausgehamstert? : Feldhamster brauchen Hilfe},
  edition   = {1. Auflage Juni 2002},
  institution = {Extern},
  type      = {coursematerial},
  pages     = {3},
  year        = {2002},
}