(NkURS LEKCIJ PO ARIFMETIKE RACIONALXNYH ^ISEL (B/ s - (NsOMINSKIJ(B, (NiLXQ sAMUILOWI^(B.s; (NmOSKOWSKIJ GOSUDARSTWENNYJ ZAO^NYJ PEDAGOGI^ESKIJ INSTITUT(B. s ((NmOSKWA (B: s (Nu^PEDGIZ(B, s, 1959)
Keywords: (NaRIFMETIKA (B- (NpOSOBIQ ZAO^NYEs