@incollection{Herberg2017,
  author    = {Dieter Herberg},
  title     = {Vorwort},
  series = {Der neue Rechtschreib-Trainer. Ein Selbstlernkurs zur neuen deutschen Rechtschreibung},
  editor    = {Ulrich Adolphs},
  publisher = {Bertelsmann},
  address   = {G{\"u}tersloh},
  isbn      = {3-577-10606-9},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-58278},
  pages     = {5 -- 5},
  year      = {2017},
  language  = {de}
}