@book{HegewaldMeyerHartwigBleifeld1978,
  author    = {Hegewald, Ulf and Meyer-Hartwig, Katharina and Bleifeld, Walter},
  title     = {Ein mal 1 zum Entwurf von Diapositiven / Katharina Meyer-Hartwig ; Walter Bleifeld ; Ulf Hegewald},
  publisher = {Witzstrock},
  address   = {Bade-Baden [u.a.]},
  isbn      = {3-87921-062-4},
  pages     = {56 S. : Ill., graph. Darst.},
  year      = {1978},
  language  = {de}
}