TY - BOOK TI - Piaget-Vygotsky: the social genesis of thought AU - Tryphon, Anastasia AU - Vonèche, J. Jacques AU - University of Geneva. Jean Piaget Archives PB - Psychology Press PY - c1996 CY - Hove SN - 0863774148 SN - 086377413X U3 - b1022265 ER -