text Jakarta Bumi Aksara 1994 Cet. 4 ind vi, 110 hlm ilus 21 cm oleh, Roestiyah N.K Bibliografi : hlm. 109-110 Didaktik (pendidikan) 371.3 979-526-245-9 YOPDYOG 20090227040153.0 YOGYA-02090000063291 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)