text Yogjakarta Gava Media 2003 Cetakan : 1 ind xii, 176 hlm. : ilus. ;21 cm. 175 Keamanan Data 005.8 979-3469-00-5 20130515162320 INLIS000000000006448 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)