Singklieng ส.; Sikkhabandit เ.; Sriprasertpap ข. Academic Management Strategies of English Program School Under Office of the Private Education Commission (OPEC): Bangkok District. Rajapark Journal, Bangkok, Thailand, v. 16, n. 45, p. 549–569, 2022. Disponível em: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/257279. Acesso em: 12 aug. 2022.