Purahong, Vasana. “The Effectiveness of The Teaching Materials Basic Accounting 2 Course Code 2200-1003”. Vocational Education Central Region Journal 2, no. 2 (December 30, 2018): 63–68. Accessed May 3, 2024. https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/246524.