TELAUMBANUA, D. Kadar Keaktifan Belajar Siswa Pada Pembelajaran Fisika Di SMA Swasta Kristen BNKP Gunungsitoli. Educatum: Jurnal Ilmu Pendidikan, [S. l.], v. 2, n. 1, p. Page 65–69, 2023. DOI: 10.56248/educatum.v2i1.65. Disponível em: https://educatum.marospub.com/index.php/journal/article/view/65. Acesso em: 19 sep. 2024.