Manomaikul, Peempiphat, and Chokechai Suveatwatanakul. 2020. “Activity Model of Career Advancement for Supporting Organization Engagement of Flight Attendants in Airline Business”. Dusit Thani College Journal 14 (2):235-53. https://so01.tci-thaijo.org/index.php/journaldtc/article/view/243431.