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
"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