Sittiwong, Tipparat. “THE EFFECTS OF LEARNING ACTIVITIES BASED ON THE CONCEPT OF LOCATION-BASED FOR SCHOOL CURRICULUM OF STUDENTS IN SECONDARY SCHOOLS”. Academic Journal of Thailand National Sports University 11, no. 3 (September 1, 2019): 217–229. Accessed May 19, 2024. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/244585.