Pongsiri Ta-in และ Yuwadee Terdudomtham. (2023) Causal Factors Related to Underground Lottery Purchasing Behaviors of Chompoo Samakki Credit Union Cooperatives Members. <i>Journal of Contemporary Social Sciences and Humanities</i>, <i>10</i>(1), 27-42.Pongsiri Ta-in และ Yuwadee Terdudomtham. "Causal Factors Related to Underground Lottery Purchasing Behaviors of Chompoo Samakki Credit Union Cooperatives Members". Journal of Contemporary Social Sciences and Humanities 10 (2023):27-42.Pongsiri Ta-in และ Yuwadee Terdudomtham. Causal Factors Related to Underground Lottery Purchasing Behaviors of Chompoo Samakki Credit Union Cooperatives Members. Rangsit University:ม.ป.ท. 2023.