Dyachkov A. I. Metodika prepodavaniya arifmetiki v shkole gluhonemyh. In Russian/ Diachkov A. and. Methods teaching arithmetic in school deaf. In Russian, n/a - landofmagazines.com

TransliterationDyachkov A. I. Metodika prepodavaniya arifmetiki v shkole gluhonemyh. In Russian

In EnglishDiachkov A. and. Methods teaching arithmetic in school deaf. In Russian, n/a

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