Sawasdimongkol, S. “Comparison of Academic Achievement in Thai Language 4 Subject: Kap Ho Klong Praphas Than Thong Daeng for Mathayom 2 Students at Samutsakhonwittayalai School, Between Teaching with Additional Reading Materials and Normal Teaching”. Interdisciplinary Academic and Research Journal, vol. 5, no. 1, Jan. 2025, pp. 295-08, doi:10.60027/iarj.2025.279215.