Jubram C, Tingsabhat S, Phongchini W. Effects of Physical Education Learning Activities Using Kohlberg’s Theory of Moral Development and Case Study on Sportsmanship and Learning Achievement of Upper Secondary School Students. HIKMAN_FTU [internet]. 2024 Jan. 1 [cited 2025 Jun. 19];13(26):17-32. available from: https://so01.tci-thaijo.org/index.php/HIKMAH/article/view/268282