text Jakarta Elex Media Komputindo 1990 Cet. 1 ind vii, 92 hlm 21 cm Wing Wahyu Winarno Bibliografi : hlm. 92 Wordstar Program komputer 20090227020509.0 YOGYA-02090000002049 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)