Budiarto, Mochamad Kamil, Munawir Yusuf, and Subagya. “Implementation of Pedagogical, Andragogical, and Heutagogical Approaches in Education System Sustainability”. Indonesian Journal of Educational Research and Review 6, no. 2 (July 27, 2023): 281–298. Accessed December 2, 2024. https://ejournal.undiksha.ac.id/index.php/IJERR/article/view/59889.