Guo, Fengmin, Wanit Nirantranon, and Prakit Hongsaenyatham. 2023. “Development Competencies of Junior Middle School Physical Education Teachers in Dongguan City”. International Journal of Sociologies and Anthropologies Science Reviews 3 (5). Maha Sara Kham, TH.:403-20. https://doi.org/10.60027/ijsasr.2023.3725.