Srisawat, Worawut, Pornpana Srisatanon, Suchin Mungmee, and Chayasara Somboonmak. 2023. “A Study of Instructional Leadership of Primary School Academic Affairs Administrators: Viewpoints of Teachers in Tha Yang District, Petchaburi Province”. Rajapark Journal 17 (51). Bangkok, Thailand:79-91. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/262650.