Kokkaewsakul, K., & Soepyam , S. (2026). A Study of the Relationship between Learning Motivation and Academic Achievement of ‎Higher Vocational Certificate Students in Industrial Programs under the Suphan Buri ‎Vocational Education Office. Journal for Developing the Social and Community, 13(3), 675–688. retrieved from https://so03.tci-thaijo.org/index.php/rdirmu/article/view/301749