text Yogyakarta Yayasan Kanisius 1987 Cet.1 51 hlm. 21 cm Hunsaker, Philip L Pemecahan masalah 650.403 650.403 Hun T YOPDYOG 20160907153749.0 YOGYA000000000064938 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)