Maisah M, Yumesri Y, Fadlilah F, Husin H. The Performance of the Headmaster in Improving the Quality of Education at Madrasah Tsanawiyah Negeri 1 Siak. edumaspul [Internet]. 1Oct.2024 [cited 22Dec.2024];8(2):4251-8. Available from: https://ummaspul.e-journal.id/maspuljr/article/view/8594