Sewatanon N, Yurarach S, Thaima W. The Strategies of Creating Competitive Advantage of Secondary Education under the Office of the Basic Education Commission . AMJ [internet]. 2021 Sep. 30 [cited 2026 Sep. 10];5(3):673-87. available from: https://so02.tci-thaijo.org/index.php/jam/article/view/250222