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100   $a20081001d1962----km-y0itay50------ba
101 0 $aeng
102   $aUS
105   $ay-------001yy
200 1 $a<<The >>production and distribution of knowledge in the United States$fby Fritz Machlup
210   $aPrinceton$cPrinceton University press$d1962
215   $aXIX, 416 p.$d24 cm
610 1 $aStati Uniti d'America$aIstruzione
676   $a330.98$v19
700  1$aMachulp,$bFritz$0631968
801  0$aIT$bUNIPARTHENOPE$c20081001$gRICA$2UNIMARC
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951   $a330.98/113$b16073$cNAVA4
996   $aProduction and distribution of knowledge in the United States$91201834
997   $aUNIPARTHENOPE