[1]
S. Khattiyasuwan, W. Jankaew, and P. . Srisatanon, “Results of the Ordinary National Educational Test (O-NET) in the Academic Year 2019 of Grade 6 Students in Schools under Office of the Private Education Commission in Bangkok Metropolis”, RJPJ, vol. 15, no. 39, pp. 262–279, Apr. 2021.