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100   $a20030910d1974----km-y0itay50------ba
101 0 $aeng
102   $aUS
105   $aa---ac--001yy
200 1 $aMarket signaling$einformational transfer in hiring and related screening processes$fA. Michael Spence
210   $aCambridge (Mass.)$cHarvard University Press$d1974
215   $aVIII, 221 p.$d22 cm
225 1 $aHarvard economic studies$v143
320   $aBibliografia: p. 213-217
700  1$aSpence,$bA. Michael$0125035
801  0$aIT$bUNINA$gRICA$2UNIMARC
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996   $aMarket signaling$9461337
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