Communication with the severely and profoundly handicapped: a psycholinguistic approach.

@article{Michaelis1978CommunicationWT,
  title={Communication with the severely and profoundly handicapped: a psycholinguistic approach.},
  author={C T Michaelis},
  journal={Mental retardation},
  year={1978},
  volume={16 5},
  pages={346-9}
}