Jitjumnong, Chayanan. “A Study of Needs and Teaching Approaches for English Elective Courses of Cadets at Chulachomklao Royal Military Academy”. NKRAFA Journal of Humanities and Social Sciences 13 (December 25, 2025): 67–80. accessed January 7, 2026. https://so04.tci-thaijo.org/index.php/KANNICHA/article/view/280961.