text Yogyakarta Aditya media 1991 Cet. 1 ind XXI,165 hlm;ilus;21cm Kakao-Aspek ekonomi 979-539-007-4 20101005093620465 YOGYA-10100000001761 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)