Jeerapun Baobuangoen และ Tipaporn Sujaree;Nattachai Jantachum. (2023) Development of Training Courses to Enhance the Ability to Organize Teaching English for Elementary Teachers under the Local Government Administrative Organization in Khon Kaen. <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(5), 603-624.Jeerapun Baobuangoen และ Tipaporn Sujaree;Nattachai Jantachum. "Development of Training Courses to Enhance the Ability to Organize Teaching English for Elementary Teachers under the Local Government Administrative Organization in Khon Kaen". Interdisciplinary Academic and Research Journal 3 (2023):603-624.Jeerapun Baobuangoen และ Tipaporn Sujaree;Nattachai Jantachum. Development of Training Courses to Enhance the Ability to Organize Teaching English for Elementary Teachers under the Local Government Administrative Organization in Khon Kaen. DR.KEN Institute of Academic Development and Promotion:ม.ป.ท. 2023.