Effectiveness of picture communication symbols in the acquisition of specific American sign language vocabulary by deaf students with intellectual disabilities
This study utilized an adapted alternating treatments design to compare the effectiveness of a unimodal (ASL-only) instructional presentation and a multimodal (ASL+Picture Communication Symbols) instructional presentation in teaching American Sign Language (ASL) vocabulary words to two deaf child...
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| Language: | English |
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2009
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| Online Access: | http://hdl.handle.net/2429/9257 |