text Jakarta [s.n] 1985 Cet. 9 ind 300 hlm ilus 21 cm H. Nainggolan Bibliografi : hlm. 297-300 Pegawai negeri 351.1 20090227024117.0 YOGYA-02090000027037 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)