Khogkhao, Chadchai, Ekkarin Sungtong, and Chawalit Kerdtip. 2023. “Proposed Strategy for STEM Educational Policy Implementation by Using Bioecological System Theory”. Journal of Multidisciplinary Academic Research and Development (JMARD) 5 (2). Bangkok, Thailand:43-67. https://he02.tci-thaijo.org/index.php/JMARD/article/view/261231.