Thanabordeekij, Pithoon. “The Inflence of Perceived Service Quality on Fitness Membership Renewal of XYZ Fitness”. Journal of Management Sciences Suratthani Rajabhat University 5, no. 2 (October 2, 2018): 67–84. accessed September 11, 2026. https://so03.tci-thaijo.org/index.php/msj/article/view/148697.