Dari, Diana Wulan, Nurhizrah Gistituati, and Syufyarma Marsidin. “Educational Policy Framework: Models, Theories and Processes”. Sumatra Journal of Disaster, Geography and Geography Education 6, no. 2 (July 4, 2023): 108–114. Accessed October 26, 2026. http://sjdgge.ppj.unp.ac.id/index.php/Sjdgge/article/view/449.