Candelia, N. K. C., Anak agung Gede Agung, and I Gusti Agung Ayu Wulandari. “The CRH-Type Cooperative Learning Model Assisted By Powerpoint Media On Students’ Social Science Knowledge Competencies”. Journal for Lesson and Learning Studies, vol. 5, no. 3, Dec. 2022, pp. 401-9, doi:10.23887/jlls.v5i3.56013.