Siahaan, Edita Revine, and Samuel M. Simanjuntak. “The Education Of Smart School Snacks towards the Ability of Choosing Snacks at Preschool Children in IKI PTPN VII Way Galih Kindergarten, Tanjung Bintang, Propinsi Lampung”. Abstract Proceedings International Scholars Conference 6, no. 1 (October 29, 2018): 89. Accessed June 15, 2021. https://jurnal.unai.edu/index.php/isc/article/view/1386.