Sridee, A. P. D. N. (2019) “An analytical study of moral behavior concerning the fail speech Musāvāda) of Students in Secondary school located in Municipality, NakhonPathom”, Mahachula Academic Journal. Bangkok, Thailand, 6(ฉบับพิเศษ), pp. 12–25. available at: https://so04.tci-thaijo.org/index.php/JMA/article/view/180519 (accessed: 6 October 2026).