Pantuwong, R., P. Rittidet, and A. Suikraduang. “The Development of KWL Plus Learning Activities in Economics of MathayomSuksa 1”. Journal for Developing the Social and Community, vol. 10, no. 1, Apr. 2023, pp. 249-64, https://so03.tci-thaijo.org/index.php/rdirmu/article/view/260947.