Zyah HF, Pandjukang DK. KAMPANYE ANTI PERUNDUNGAN DI SMPN 19 SURABAYA MELALUI PEMASANGAN X-BANNER ANTI PERUNDUNGAN. RELASI [Internet]. 2025 Dec. 23 [cited 2026 Feb. 13];5(04):447-54. Available from: https://aksiologi.org/index.php/relasi/article/view/2559