Laboon, Uncharleepron. 2025. “A Comparison of Learning Achievement and Attitude Towards the 20204-2102 Word Processor Course Among First-Year Vocational Certificate Students Using the Student Teams-Achievement Division (STAD) and Lecture Method”. Nakhon Ratchasima Journal of Humanities and Social Sciences 1 (1). Nakhon Ratchasima, Thailand:114-33. https://so11.tci-thaijo.org/index.php/NJHSS/article/view/1539.