@book{Rath1989,
  author    = {Rath, Norbert},
  title     = {Therapeutische Arbeit mit Angeh{\"o}rigen schizophrener Patienten. Meßinstrumente, Methoden, Konzepte},
  editor    = {Buchkremer, Gerd},
  edition   = {1.Aufl},
  publisher = {Huber},
  address   = {Bern},
  isbn      = {3-456-81827-0},
  year      = {1989},
  language  = {de}
}
@book{Rath1996,
  author    = {Rath, Norbert},
  title     = {Zweite Natur},
  volume    = {229},
  edition   = {1. Aufl.},
  publisher = {Waxmann},
  address   = {M{\"u}nster [u.a.]},
  isbn      = {3-89325-230-4},
  pages     = {224 S},
  year      = {1996},
  language  = {de}
}