text Yogyakarta Media Widya Mandala 1993 Cet. 1 ind xii, 284 hlm . : ilus . ; 21 cm Ekonomi, keadaan 979-554-019-x 20101002091838199 YOGYA-10100000000764 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)