Santi Pawai ส. ป., Anan Thamchalai อ. ธ., & ศิริวิศิษฐ์กุล ส. (2018). The Management Approach to Increase the Effectiveness of the Travel Business in Thailand. Dusit Thani College Journal, 12(Special), 115–133. Retrieved from https://so01.tci-thaijo.org/index.php/journaldtc/article/view/129535