[1]
Khusna, N. et al. 2024. Validation of Problem-Based Learning Videos on Environmental Pollution Material for Class VII SMP NU Palangkaraya. Bioilmi: Jurnal Pendidikan. 10, 1 (Jun. 2024), 11–20. DOI:https://doi.org/10.19109/bioilmi.v10i1.22775.