Senain, Jetsadapong, Athirach Nankhantee, and Nirat Jantharajit. “Development of English Pronunciation and Spelling Skills through Phonics-Based Instruction Combined with Skill Exercises for Grade 5 Students”. Journal of Graduate MCU KhonKaen Campus 13, no. 3 (September 30, 2026): 54–62. accessed October 12, 2026. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/283383.