Permata, Dian, Slameto Slameto, and Elvira H. Radia. 2018. “Implementation of Cooperative Learning Model Type Jigsaw in Social Science to Increase students’ Learning Outcome”. Jurnal Pendidikan Dan Pengajaran 51 (3):138-44. https://doi.org/10.23887/jpp.v51i3.15926.