@incollection{RallRall1978,
  author    = {Dietrich Rall and Marlene Rall},
  title     = {DaF gezielt - zu viel verlangt?},
  series = {Grammatik und Deutschunterricht : Jahrbuch 1977 des Instituts f{\"u}r deutsche Sprache},
  editor    = {Hugo Moser},
  publisher = {Schwann},
  address   = {D{\"u}sseldorf},
  isbn      = {3-590-15644-9},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-14949},
  pages     = {244 -- 260},
  year      = {1978},
  language  = {de}
}