สุขสมกลิ่น ส, สนั่นเสียง อ, คงเรือง ส. Effects of Problem-Based Learning on Critical Thinking and Learning Pursuit of Primary School Students Studying in the Social Study, Religion and Culture Department. Education MCU [Internet]. 2018 Sep. 5 [cited 2024 Apr. 25];4(3):97-105. Available from: https://so02.tci-thaijo.org/index.php/EDMCU/article/view/144138