Thongmeekwan, Chutichai, Paradee Anannawee, and Pongthep Jiraro. 2021. “THE DEVELOPMENT OF INSTRUCTIONAL ADMINISTRATORS COMPETENCY MANAGEMENT MODEL OF ELECTRICAL PROFESSIONAL TEACHERS IN INSTITUTE OF VOCATIONAL EDUCATION SOUTHERN REGION 1”. Journal of MCU Nakhondhat 8 (4). Nakhon Si Thammarat, Thailand:279-92. https://so03.tci-thaijo.org/index.php/JMND/article/view/251651.