ใจเย็น ว. .; สระกำ อ.; สุขเกษม ป. .; บุญประกอบ ม. . The Development of Learning Principles of Online Selling and Teamwork Behavior Using Cooperative Learning Techniques, Team Game Tournaments Combined With Quizalize Games of Second-Year Vocational Certificate Students. BMV15 2025, 15 (4), 1-14.