Pimonekaksorn, Naruchon. “Effects of Project-Based Learning Management in Tourism Business of the First-Year Vocational Certificate Students at Siam Business Administration Technological College Nonthaburi”. Journal of Humanities and Social Sciences, Rajapruk University 7, no. Special (December 25, 2021): 31–42. Accessed May 19, 2024. https://so03.tci-thaijo.org/index.php/rpu/article/view/257369.