Sanda, K. M., Yaki, A. A., & Bello, R. M. (2020). Improvement of the Concept of Mitosis Instruction to Improve Biological Achievement Among Secondary School Students. Jurnal Pendidikan Teknologi Kejuruan, 3(3), 164-169. https://doi.org/10.24036/jptk.v3i3.12723