text Jakarta BP Dharma Bhakti 1990 Cet. 1 ind vii, 259 hlm 23 cm Sistem pendidikan Nasional 370.1 20090227023814.0 YOGYA-02090000023772 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)