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100   $a20030910d1993----km-y0itay50------ba
101 0 $aita
102   $aIT
200 1 $aLearning and Technological Change$fEdited by Ross Thomson.
210   $aBasingstoke$cMacmillan$cNew York$cSt. Martin's Press$d1993.
215   $aXIII, 290 p.$d23 cm
610 0 $aCrescita economica e conoscenza
610 0 $aInnovazioni tecnologiche$aAspetti economici$aStoria
676   $aG/1.4
676   $aM/5
702  1$aThomson,$bRoss
801  0$aIT$bUNINA$gRICA$2UNIMARC
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959   $aSES
996   $aLearning and Technological Change$9460995
997   $aUNINA