@incollection{SchankKass88,
  author	= {Schank, Roger C. and Kass, A.},
  editor	= {Eco, Umberto and Santabrogio, M. and Vidli, P.},
  year		= {1988},
  title		= {Knowledge representation in people and machines},
  booktitle	= {Meaning and mental representations},
  publisher	= {Indiana University Press},
  address	= {Bloomington, Indiana}
}