Sinaga, Wellty Mely Betesda Br, Renova Manullang, Melia Putri Utami, and Hansein Arif Wijaya. “Problem Formulation of Education Policy Analysis”. Edumaspul: Jurnal Pendidikan 8, no. 1 (March 1, 2024): 1408-1417. Accessed December 4, 2024. https://ummaspul.e-journal.id/maspuljr/article/view/7824.