@book{Blatt1994,
  author    = {Blatt, Horst Olaf},
  title     = {Konturen einer systematischen Sozialp{\"a}dagogik},
  volume    = {2},
  edition   = {2. Aufl.},
  publisher = {Agst},
  address   = {Moers},
  isbn      = {3-926875-08-9},
  year      = {1994},
  language  = {de}
}