[1]
The encoding of distance: the concept of the zone of proximal development and its interpretations. Valiner J, Vander R. In Lloyd P,Fernyhough C, LEV Vygotsky Critical Assessment, London and New York: Routledge . 1999
[1]
The encoding of distance: the concept of the zone of proximal development and its interpretations. Valiner J, Vander R. In Lloyd P,Fernyhough C, LEV Vygotsky Critical Assessment, London and New York: Routledge . 1999