Keamanan Data Dan Komunikasi text Yogyakarta Graha Ilmu 2006 Ed. 1, cet. 1 ind x, 300 hlm ilus 23 cm Donny Arius Bibliografi : hlm. 239-240 Kriptografi 979-756-106-5 20090227030913.0 YOGYA-02090000045627 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)