text Jakarta Erlangga 2005 ind Ind ix, 198 hlm ilus 24 cm Aminudin; editor, Lemeda Simarmata Bibligrafi : hlm. 196 YOPDYOG(B) Riset operasi 003 20090227025413.0 YOGYA-02090000038784 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)