Janead, Jantima. “Marketing Mix Factors and Consumer’s Behavior of Fresh Coffee in Songkhla municipality, Songkhla Province”. Princess of Naradhiwas University Journal of Humanities and Social Sciences 9, no. 1 (January 27, 2022): 58–75. accessed October 8, 2026. https://so05.tci-thaijo.org/index.php/pnuhuso/article/view/251505.