Ny. Singgih D. Gunarsa text Jakarta Gunung Mulia 1990 Cet. 10 ind xii, 114 hlm ilus 20 cm Psikologi anak 155.4 979-415-155-6 20090227022248.0 YOGYA-02090000012821 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)