เจ๊ะเต๊ะ ม., and ภู่จินดา ว. “Knowledge, Understanding Guideline for Environmental Conservation in School: A Case Study of Students in Secondary School of Thamvitya Foundation School Yala”. Al-HIKMAH Journal, vol. 3, no. 5, Apr. 2018, pp. 39-50, https://so01.tci-thaijo.org/index.php/HIKMAH/article/view/119068.