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Original Article

Implementing the Picture Exchange Communication System (PECS)

Pages 391-395 | Published online: 18 Nov 2009

References

  • Bondy A., Frost L. The picture exchange communication system. Focus on Autistic Behavior 1994a; 9: 1–19
  • Bondy A., Frost L. PECS: The Picture Exchange Communication System-Training Manual. Pyramid Educational Consultants, Brighton 1994b
  • Clark C. R., Woodcock R. W. Graphic systems of communication. Communication Assessment and Intervention Strategies, L. L. Lloyd. University Park Press, Baltimore 1976
  • Walker M. The Revised Makaton Vocabulary. Makaton Vocabulary Development Project, Camberley 1987

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