text Yogyakarta Andi Offset 1994 Ed. 1, cet. 2 ind vii, 122 hlm ilus 23 cm Sandi Setiawan Indeks Virus, komputer 691.8 YOPDYOG 20090227025056.0 YOGYA-02090000036006 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)