LEADER 00860nam0-22002891i-450-
001 990003732240403321
005 20001010
010   $a0-262-08263-2
035   $a000373224
035   $aFED01000373224
035   $a(Aleph)000373224FED01
035   $a000373224
100   $a20000920d1998----km-y0itay50------ba
101 0 $aita
105   $ay-------001yy
200 1 $aGeneral purpose technologies and economic growth (edited by) E.Helpman
210   $aU.S.A.$cMassachusrtts Institute of technology$d1998
215   $a315 p.$d25cm
700  1$aHelpman,$bElhanan$f<1946- >$0128673
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990003732240403321
952   $aO01.55$b7640$fDECTS
959   $aDECTS
996   $aGeneral purpose technologies and economic growth (edited by) E.Helpman$9501070
997   $aUNINA
DB    $aING01