Sermsathasawat, T. , Thipkhongkha, T. and Jamsai, R. 2022. ADMINISTRATION SKILL OF EDUCATIONAL INSTITUTION ADMINISTRATOR IN MUEANG NONTHABURI DISTRICT UNDER THE JURISDICTION OF NONTHABURI PRIMARY EDUCATION SERVICE AREA 1 . Journal of MCU Nakhondhat. 9, 3 (Mar. 2022), 174–185.