Laksanawimon, Natasa, and Sumaman Pankham. 2023. “Causal Factors Influencing Behavior to Buy Herbal Products on Facebook Page of Consumers in Bangkok and Its Vicinity”. Journal of Multidisciplinary in Humanities and Social Sciences 6 (3):1437-55. https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/264261.