Etiqueta de registo: 00221cx j2200097 45
001 993274
100 ## $a20010604apory0103 ba1
152 ## $bSIPOR
250 ## $aComércio electrónico$x[Teses]
675 00 $a339.37(043)$vBN$zpor
675 ## $a004.73(043)$vBN$zpor
801 #0 $aPT$bBN$c20060817