Herianto, A. et al. 2021. Efforts to Improve Activeness and Learning Outcomes of Integrated Social Sciences Through Time Token Type Cooperative Learning Model. Jurnal Kependidikan: Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran dan Pembelajaran. 7, 3 (Sep. 2021), 719–728. DOI:https://doi.org/10.33394/jk.v7i3.2626.