cn)edeTIandrhfideonsrgmTsfoTaortAfioSCtnhtOuedTSeIeFncPtIhsPrnooiTjnleoCcgtt3hye:-WUSlGauny3pii.tpn1eogdratnSitnhdtgaet3ec.fs5oh,uaCinnnodgnaeDtfi.etohrnPernoacsufosegerhyinntaeaKnatidicorhynBeaartl. Vygotsky, L.S. (1981) The genesis of higher mental functions, in concept ofactivity in ...