text Jakarta Intimedia & ladang Pustaka [200-?] ind vii, 300 hlm ilus 21 cm editor Ari Soekarno Perserikatan Bangsa - Bangsa 20090227020320.0 YOGYA-02090000000011 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)