text Jakarta Gaja Grafindo Persada 2002 Cet. 11 ind xiii, 354 hlm ilus 20 cm Sumadi Suryabrata Bibliografi : hlm. 353-354 Psikologi pendidikan 370.15 979-421-082-X YOPDYOG 20150422102044.0 YOGYA-02090000011898 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)