Manukyan, A. V., and A. Ðœ. Harutyunyan. 2016. “RATIONALE OF EFFICIENCY OF TESTING THE LEVEL OF DEVELOPMENT PRESCHOOL CHILDREN WITH HEARING IMPAIRMENT”. Armenian Journal of Special Education 3 (1):86-93. https://archiv.specedjournal.aspu.am/index.php/se/article/view/79.