@incollection{Brugger1990,
  author    = {Brugger, B.},
  title     = {Die {\"A}sthetik Rudolf Arnheims: Psychologie oder Philosophie?},
  series = {Schorr, A. \& Wehner, E. G. (Hg.). Psychologiegeschichte heute},
  booktitle = {Schorr, A. \& Wehner, E. G. (Hg.). Psychologiegeschichte heute},
  publisher = {Hogrefe},
  address   = {G{\"o}ttingen},
  pages     = {83 -- 91},
  year      = {1990},
  language  = {de}
}
@incollection{RathBrugger1990,
  author    = {Rath, M. and Brugger, B.},
  title     = {Geschichte der P{\"a}dagogischen Psychologie},
  series = {Wehner, E. G. (Hg.). Geschichte der Psychologie},
  booktitle = {Wehner, E. G. (Hg.). Geschichte der Psychologie},
  publisher = {Wissenschaftliche Buchgesellschaft},
  address   = {Darmstadt},
  year      = {1990},
  language  = {de}
}