เถนว้อง ก., P. Meteevorakij, P. T.Chaisuwan, and T. Onboonuea. “A STUDY OF FACTORS AFFECTING ENGLISH LEARNING FOR BUSINESS COMMUNICATION IN DATA MINING BY ASSOCIATION RULE TECHNIQUE”. CRMA Journal of Humanities and Social Sciences, vol. 8, Sept. 2021, pp. 64-78, https://so01.tci-thaijo.org/index.php/CRMA_HUSO/article/view/247150.