Kornkanok Sakulkanokwattana และผู้แต่งคนอื่นๆ. (2026) Development of Learning Activities Using Phenomenon-Based Learningto Enhance Critical Thinking Competence of Student Teachers. <i>Journal of Humanities and Social Sciences Mahasarakham University</i>, <i>45</i>(2), 380-394.Kornkanok Sakulkanokwattana และผู้แต่งคนอื่นๆ. "Development of Learning Activities Using Phenomenon-Based Learningto Enhance Critical Thinking Competence of Student Teachers". Journal of Humanities and Social Sciences Mahasarakham University 45 (2026):380-394.Kornkanok Sakulkanokwattana และผู้แต่งคนอื่นๆ. Development of Learning Activities Using Phenomenon-Based Learningto Enhance Critical Thinking Competence of Student Teachers. Mahasarakham University:ม.ป.ท. 2026.