Wantakaew, Rattana, and Chonmanee Silanookit. 2022. “The Opinions of Teachers Toward the Skills of School Administratorsin the 21st Century at the United”. Journal of Humanities and Social Sciences, Rajapruk University 8 (1):357-73. https://so03.tci-thaijo.org/index.php/rpu/article/view/260283.