LIDYA, N.; HARIS, V. S. D. The Effect of Peer Bullying Booklets on The Cognitive Development of Children. Journal Center of Excellent : Health Assistive Technology , [S. l.], v. 1, n. 1, p. 23–28, 2023. DOI: 10.36082/jchat.v1i1.992. Disponível em: https://ejournal.poltekkesjakarta1.ac.id/index.php/jchat/article/view/992. Acesso em: 3 may. 2024.