ทัดเทียมรมย์ รมย์รวินท์. “MARKETING FACTORS ON PURCHASING SUPPLEMENTARY FOODS OF ELDERLY IN CENTRAL REGION”. Journal of KMITL Business school 11, no. 1 (January 20, 2021): 1–11. Accessed May 6, 2024. https://so02.tci-thaijo.org/index.php/fam/article/view/246290.