IMPLEMENTASI METODE ROLE PLAYING TERHADAP PENINGKATAN PENGETAHUAN BULLIYING DI SD NEGERI PESISIR. abdimas [Internet]. 2025 May 30 [cited 2026 Aug. 9];6(1):83-90. Available from: https://e-journal.upm.ac.id/index.php/abdimas/article/view/54