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100   $a20060227d2003----km-y0itay50------ba
101 0 $aeng
102   $aUS
105   $a--------001yy
200 1 $aInequality in America$ewhat role for human capital policies?$eThe Alvin Hansen symposium on public policy Harvard University$fJames J. Heckman and Alan B. Krueger
210   $aCambridge, Mass.$cMIT Press$d2003
215   $aXIV-370 p.$d24 cm
700  1$aHeckman,$bJames Joseph$f<1944- >$0123412
701  1$aKrueger,$bAlan B.$0121964
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990008284190403321
952   $aD6.192$b11314$fDECTS
959   $aDECTS
996   $aInequality in America$942647
997   $aUNINA