วิทยอนันต์ บัญชา. “A REVIEW OF THE MEASURES FOR THE PROMOTION OF THE WELFAR OF, AND THE PROTECTION OF, THE ELDERLY : A CASE STUDY OF THE CMPLOYMENT OF THE ELDERLY PEOPLE”. Pathumthani University Academic Journal 13, no. 1 (June 30, 2021): 116–129. Accessed May 7, 2024. https://so05.tci-thaijo.org/index.php/ptujournal/article/view/249094.