I. U. Nurhatimah, “Peningkatan Hasil Belajar IPS siswa Kelas VI SDN Kalianget Timur IX Melalui Metode Pembelajaran Kooperatif Model Jigsaw: Improving Social Studies Learning Outcomes for Class VI students of SDN Kalianget Timur IX through the Jigsaw . Cooperative Learning Method”, pedagogia, vol. 3, no. 1, pp. 19–27, Feb. 2014.