Katakuno (Praditson), P.A., Phueakbuakao, S. and Seepradit, P. 2022. The Development of the Elderly’s Quality of Life by Using the Buddhist Oriented Principles (Bhavana IV) in Suphan Buri Municipality, Suphan Buri Province. Journal of Human and Society, Sisaket Rajabhat University. 6, 2 (Dec. 2022), 63–83.