na INLIS000000000001050 20131122152327.0 $a 979-637-743-8 $0010-111300000000986 $a 004 $a 2 $a 004. Har m c.2 $a Elang IIik Martawijaya $a Keamanan Data $a Ke-2 $a Jakarta $b PT. ELEX MEDIA KOMPUTINDO, KELOMPOK GRAMEDIA $c 1995 $a Anton Reinhard Pardede $a ARPUS Magetan $a 11.670-0 $a 11.670-0