na JATIM-06090000018904 20090625112306.0 ind 0010-060900000018904 0 621.381 954 HAD m HADI, Jarot 0 Menanggulangi Virus Komputer Di Perkantoran Jakarta Elex Media Komputindo 1991 128 hal.: ilus.;21 cm. 0 0 VIRUS KOMPUTER JIPDSUR 1 0