Nichachotsalid, Siravitch, Chanawong Hongsawan, and อริยสัจสี่สกุล ศุกล. “A COMPARISON OF THE PHYSICAL FITNESS OF PRIMARY SCHOOL STUDENTS IN BANGKOK METROPOLIS”. Academic Journal of Thailand National Sports University 11, no. 2 (May 1, 2019): 118–132. Accessed May 19, 2024. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/244691.