Etiqueta de registo: 00294nx j2200109n 45
001 99008
003 http://id.bnportugal.gov.pt/aut/catbnp/99008
095 ## $aPTBN00072519
100 ## $a19930618apory0103 ba
152 ## $bSIPOR
250 ## $aProblemas escolares$xAnálise sistémica$x<[>Teses]
675 ## $a37.06(043.2)$vBN$zpor
675 ## $a001.8(043.2)$vBN$zpor
801 #0 $aPT$bBN$c19930618