Sharif-Al Mamun

"Parents & teachers perception of low tech visual augmentative & alternative communication (AAC) systems in Bangladesh. - Dhaka : BHPI, 2008. - viii, 57 p. : ill.

A-0163 A-0350


Child--Infant
Cognition
Perception--Augmentative communication
Visual Perception

WW 105 JB2 S531


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