Etiqueta de registo: 00263nx j2200109 45
001 253177
003 http://id.bnportugal.gov.pt/aut/catbnp/253177
095 ## $aPTBN00218252
100 ## $a19970625apory0103 ba0
152 ## $bSIPOR
250 ## $aMatemática$xResolução de problemas
675 ## $a51$vBN$zpor
675 ## $a37.02$vBN$zpor
801 #0 $aPT$bBN$c20081223