6 1 20 Educational Psychology Santrock,John W. Primary Author mixed material 9789791749275 Jakarta Salemba Humanika 2009 cover_psikologi_pendidikan_educational_psychology-31103831.jpeg Santrock,John W. Primary Author mixed material 9789790753711 Jakarta HERLINA 2007 cover_remaja-jilid-1-20241212083734.jpg Santrock,John W. Primary Author mixed material 9789790756861 Jakarta HERLINA 2007 cover_remaja_jilid_2-31083610.jpeg Santrock,John W. Primary Author mixed material 9789790335899 Jakarta HERLINA 2007 cover_perkembangan-anak-jilid-2-20241212080056.jpg Santrock,John W. Primary Author mixed material 9789790998865 Jakarta MARGARETA EVODIA 2012 cover_life_span_developmen_perkembangan_masa_hidup_jilid_1-31021849.jpeg Educational Psychology Santrock,John W. Primary Author mixed material 9789791749268 Jakarta Salemba Humanika 2009