Woraporn Homanek ว. ห., Chakrit Srisakun ช. ศ., and อินทุลักษณ์ ว. “Guideline for Development of Workforce in MICE Industry Regarding the Context of Education 4.0”. Dusit Thani College Journal, vol. 11, no. special, July 2018, pp. 333-47, https://so01.tci-thaijo.org/index.php/journaldtc/article/view/136308.