text Jakarta Gramedia 1985 Cet. 5 ind ix, 127 hlm ilus 21 cm W.S. Winkel Bibliografi : hlm. 123-126 Bimbingan dan penyuluhan 371.422 20090227092028.0 YOGYA-02090000067998 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)