@book{Vorderwuelbecke2008,
  author    = {Klaus Vorderw{\"u}lbecke},
  title     = {Das Informations- und Lernsystem Progr@mm (Erstpublikation 2003 in der Reihe ORBIS)},
  volume    = {2008},
  publisher = {Institut f{\"u}r Deutsche Sprache},
  address   = {Mannheim},
  issn      = {1860-9422},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-479},
  pages     = {11},
  year      = {2008},
  language  = {de}
}