Etiqueta de registo: 00186nx b22000853 45
001 458580
003 http://id.bnportugal.gov.pt/aut/catbnp/458580
100 ## $a19890804apora0103 ba0
152 ## $aRPC
210 02 $aEducational Resources Information Center
410 02 $aERIC$31480540
801 #0 $aPT$bBN
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