Discourse, tools, and reasoning : Essays on situated cognitionProc.of the NATO Advanced research workshop on discourse, tools, and reasoning:situated cognition and technologically supported environments, held in Lucca(Il Ciocco),Italy,Nov. 2-7,1993 / ed. L. B. Resnick, 1997. - XII,474,/8/ p. p. - Текст : непосредственный.