Bondy, A. & Frost, L. (1993) Mands across the water: A report on the application of the Picture-Exchange Communication System in Peru.

Jan 27, 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