text Yogyakarta Fakultas Ekonomi Universitas Pembangunan Nasional 1997 ind Ind one sia vii , 53 , (14) lbr . : ilus . , lamp . ; 30cm Skripsi UPN lbr . 53 Analisis sistem (Manajemen) 658.4 YOPDYOG YOPDYOG 20130122102951.0 YOGYA-01130000001339 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)