Chantanaporn C. A Study on the Achievement of Teaching Materials in English for Communication for 1st Year Students, Mahamakut Buddhist University, Yasothon Buddhist College: A Study on the Achievement of Teaching Materials in English for Communication for 1st Year Students, Mahamakut Buddhist University, Yasothon Buddhist College. rtnb [internet]. 2024 Aug. 30 [cited 2025 Apr. 7];6(2):77-93. available from: https://so07.tci-thaijo.org/index.php/rtnb/article/view/4756