Antikha Ayu, M., R. Sudrajat, and A. Wijayanti. “KEEFEKTIFAN MODEL PEMBELAJARAN STUDENT FACILITATOR AND EXPLAINING BERBANTU MEDIA TIMELINE CHART TERHADAP HASIL BELAJAR IPS”. Journal for Lesson and Learning Studies, vol. 2, no. 3, Aug. 2019, pp. 338-50, doi:10.23887/jlls.v2i3.19508.