Jutarat Piriyabenjawat จ. พ. (2018) “Production and Development Staff Model for Thai Spa Business 4.0”, Dusit Thani College Journal, 12(Special), pp. 381–392. Available at: https://so01.tci-thaijo.org/index.php/journaldtc/article/view/130346 (Accessed: 7 May 2024).