นพคุณ อ., บุญจันทร์ บ. and ตั้งประเสริฐ ส. 2018. TEACHER COMPENTENCY DEVELOPMENT IN SCHOOLS UNDER NAKHON RATCHASIMA PRIMARY EDUCATION SERVICE AREA OFFICE: TEACHER COMPENTENCY DEVELOPMENT IN SCHOOLS UNDER NAKHON RATCHASIMA PRIMARY EDUCATION SERVICE AREA OFFICE. Research Community and Social Development Journal. 12, 3 (Dec. 2018), 232–244.