(NpROBUVDENIE DU[I(B.s (NtRUDNOSTI WZROSLENIQ(B/s - (NpOPOW(B,(Nw(B. (Ns(B.s (NwLADIMIR sERGEEWI^s; (NnETOPINA s(B. (Na(B.s ((Nm(B.s (NzNANIEs, 1990)
Keywords: (NwOSPITANIE W SEMXEs; (N{KOLAs -- (NrABOTA S RODITELQMIs