(NlOGOPEDIQ (B:s (Nu^EB(B. (NPOSOBIE DLQ PEDAGOGI^ESKIH INSTITUTOW (B/s - (NhWATCEW(B, (Nm(B.(Ne(B.s ((NmOSKWA (B:s (Nu^PEDGIZ(B,s, 1939)
Keywords: (NpEDAGOGIKAs; (NrASSTROJSTWA RE^Is