text Jakarta Gramedia 1990 vii, 50 hlm. ; 20 cm. / Emma S. Wirakusumah 613.25 613.25 Wir C 979-511-952-4 YOPDYOG 20170321140055.0 YOGYA000000000059013 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)