(NpSIHOLOGIQ (B/s - (NkORNILOW(B, (Nk(B.(Nn(B.s; (NaKADEMIQ PEDAGOGI^ESKIH NAUK rsfsrs ((NmOSKWA (B:s (Nu^PEDGIZ(B,s, 1948)
Keywords: (NpSIHOLOGIQs