Tirachai Chaytaveep และ Dendow Chonllawit. (2023) Effectiveness of A Concept Attainment Mode with Graphic Organizers on Learning Achievement of Thai Language Principles on Thai Parts of Speech through of Prathomsuka IV Students. <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(2), 569-586.Tirachai Chaytaveep และ Dendow Chonllawit. "Effectiveness of A Concept Attainment Mode with Graphic Organizers on Learning Achievement of Thai Language Principles on Thai Parts of Speech through of Prathomsuka IV Students". Interdisciplinary Academic and Research Journal 3 (2023):569-586.Tirachai Chaytaveep และ Dendow Chonllawit. Effectiveness of A Concept Attainment Mode with Graphic Organizers on Learning Achievement of Thai Language Principles on Thai Parts of Speech through of Prathomsuka IV Students. DR.KEN Institute of Academic Development and Promotion.:ม.ป.ท. 2023.