Worawichitpun, Wanatchawan. “The Development of an Educational Management Model for Vocational Institutions for Hearing Impaired Students: A Case Study of Phutthamonthon Vocational College”. Journal of Multidisciplinary in Humanities and Social Sciences 7, no. 5 (October 28, 2024): 3050–3067. accessed September 15, 2026. https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/275190.