Bayo Angin, Toras Barita, Deka Maita Sandi, and Marzuki Ahmad. “Development of Textbooks With a Contextual Approach Based on Local Wisdom: Product Validity Analysis”. Journal of Science and Education (JSE) 5, no. 1 (October 16, 2024): 214-224. Accessed October 23, 2024. https://jse.rezkimedia.org/index.php/jse/article/view/415.