Danwonglom N, Pree-iam P, Potiwan P. Development of cooperative learning activitie STAD on Products and Services and Appropriate Expenditures for Prathomsuksa 2 Students. JDSC [internet]. 2022 Mar. 2 [cited 2026 Oct. 13];9(1):71-84. available from: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/252939