Wanida Lerspipatthananon วนิดา เลิศพิพัฒนานนท์. 2018. “Thai Gen Y People’ Travelling Behavior and Motivation Patterns”. Dusit Thani College Journal 12 (Special):134-49. https://so01.tci-thaijo.org/index.php/journaldtc/article/view/129537.