AZZAHRA, D. A.; DELIATI, D.; HARAHAP, M. F. Implementation of Classical Guidance Services Using a Cognitive Approach Through Puzzle Media to Prevent Bullying Behavior in Grade X AV 2 Students at SMK Negeri 4 Medan. Jurnal Riset Ilmu Pendidikan, [S. l.], v. 5, n. 2, p. 388–391, 2025. DOI: 10.56495/jrip.v5i2.1053. Disponível em: https://jurnal.larisma.or.id/index.php/JRIP/article/view/1053. Acesso em: 24 aug. 2025.