Frost, L. & Bondy, A. (1994) The Picture Exchange Communication System Training Manual. Cherry Hill, NJ. PECs, Inc.

Mar 24, 2021 | Badania Uncategorized, Forschung Uncategorized, Investigación Uncategorized, Pesquisa Uncategorized, Research Uncategorized, Supports Uncategorized, Uncategorized, Ερευνες Uncategorized, 研究 Uncategorized, 研究未分类 Uncategorized

  1. [AUTHORS=”Frost A/Bondy A.”]
  2. [RESEARCH CATEGORIES=”PECS”]
  3. [RESEARCH PUBLICATIONS=”PECS, Inc”]
  4. [EXCLUDE LATEST]