kaewpeng sudarat, แก้วมณี ช, เวชวิริยะสกุล พ. THE LEARNING TOGETHER TECHNIQUE WITH AUTHENTIC MATERIALS IN SOCIAL STUDIES TO DEVELOP SOCIAL AND CROSS CULTURAL SKILLS OF GRADE 9 STUDENTS. JMCTMCU [internet]. 2026 Jun. 30 [cited 2026 Sep. 11];8(1):105-18. available from: https://so02.tci-thaijo.org/index.php/mcupnpbcr/article/view/285396