Supartini, Tini. “Transformational Leadership Drives Achievement Motivation and Enhances Customer Service Quality in Islamic Banking in Bandung”. Majalah Bisnis & IPTEK 18, no. 2 (December 3, 2025): 230–239. Accessed October 7, 2026. https://bistek.stiepas.org/index.php/bistek/article/view/408.