Vorrachet Yotchaisan และ Kritkanok Duangchatom; Chayakan Ruangsuwan. (2023) Guidelines for the Development of Transformative Leadership of School Administrators under Vocational Education in Roi Et Province. <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(2), 635-646.Vorrachet Yotchaisan และ Kritkanok Duangchatom; Chayakan Ruangsuwan. "Guidelines for the Development of Transformative Leadership of School Administrators under Vocational Education in Roi Et Province". Interdisciplinary Academic and Research Journal 3 (2023):635-646.Vorrachet Yotchaisan และ Kritkanok Duangchatom; Chayakan Ruangsuwan. Guidelines for the Development of Transformative Leadership of School Administrators under Vocational Education in Roi Et Province. DR.KEN Institute of Academic Development and Promotion.:ม.ป.ท. 2023.