Wasoongnoen, Duangtawan, and Sasipong Srisawat. 2026. “A Study of Content and Language Integrated Learning (CLIL) on the Development of English Spelling and Reading Skills of Year 2 EAL Students at Udon Thani International School”. Research Community and Social Development Journal 20 (1). Nakhon Ratchasima, Thailand:110-25. https://doi.org/10.14456/rc-sdj.2026.7.