na INLIS000000000001999 20180924101708 0010-0918001305 Bebas Virus Selamanya Ahmad Suhendro Ed. 1; Cet. 1 127 hlm. ; 21 cm Jakarta : PT Elex Media Komputindo, 2010 005.8 005.8 AHM b 978-979-27-7281-4 Keamanan Komputer, Keamanan Data 3983