Sudarat Wongkum และ Prakrong Ngamchaiyaphum; Annantachai Khanphonoi. (2023) The Buddha Dhamma Principles for Developing the Elderly life of Human Kind. <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(2), 281-290.Sudarat Wongkum และ Prakrong Ngamchaiyaphum; Annantachai Khanphonoi. "The Buddha Dhamma Principles for Developing the Elderly life of Human Kind". Interdisciplinary Academic and Research Journal 3 (2023):281-290.Sudarat Wongkum และ Prakrong Ngamchaiyaphum; Annantachai Khanphonoi. The Buddha Dhamma Principles for Developing the Elderly life of Human Kind. DR.KEN Institute of Academic Development and Promotion.:ม.ป.ท. 2023.