Retensi pengetahuan, sikap, dan perilaku pasca pelatihan gizi seimbang pada siswa kelas 5 dan 6 di 10 sekolah dasar terpilih kota Depok tahun 2012b = Retention of knowledge, attitudes, and behavior of after nutrition balanced education for student class 5 And 6 In 10 selected elementary school In Depok City, West Java - Ikha Deviyanti Puspita (2012)