KHOTIMAH N. PERAN SERTA PESERTA DIDIK DALAM PELAJARAN IPA MELALUI MODEL PROBLEM BASED LEARNING (PBL) DI SMP NEGERI 2 MENTAYA HULU. J.t [Internet]. 2022Nov.19 [cited 2024Nov.26];2(3):359-65. Available from: https://jurnalp4i.com/index.php/teaching/article/view/1663