text Jakarta Elex media Komputindo 1991 Cet. 9 ind viii, 96 hlm ilus 21 cm Husni Susanto Komputer - Lotus 123 001.642 20090227024158.0 YOGYA-02090000027846 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)