00550     2200181   4500001002100000008004100021035002000062245008300082100001800165250002000183260004200203300002600245020002200271084001600293082001000309650003700319990001200356INLIS000000000000530                                   ind    a0010-0824000179  a7 Langkah Virus Berbahaya :bDengan Antivirus Gratisan TerampuhcDuwi Priyatno  aDuwi Priyatno  aCetakan pertama  aYogyakarta :bPustaka Grhatama,c2010  a165 halaman :c25 cm.  a978-602-8687-09-8  a005.8 DUW l  a005.8  aComputer Security, Data Security  a0000828