na YOGYA-02090000036006 20090227025056.0 ind 010-020900000036006 YOPDYOG 691.8 691.8 Set M Setiawan, Sandi Mengenal, mencegah, menanggulangi virus komputer Sandi Setiawan Ed. 1, cet. 2 Yogyakarta Andi Offset 1994 vii, 122 hlm ilus 23 cm Indeks Virus, komputer YOPDYOG 97P0102810 97P0102808