[1]
ALFATH, J. 2023. PENINGKATAN MOTIVASI BELAJAR PESERTA DIDIK MELALUI PROBLEM BASED LEARNING PATA MATA PELAJARAN BIOLOGI KELAS X SMAN 1 KETUNGAU HULU. SECONDARY: Jurnal Inovasi Pendidikan Menengah . 3, 1 (Feb. 2023), 47-53. DOI:https://doi.org/10.51878/secondary.v3i1.1943.