Fitriani, Diah, and Nataria Wahyuning Subayani. “Penerapan Model Pembelajaran Kooperatif Tipe Snowball Throwing Untuk Meningkatkan Hasil Belajar IPA Di Kelas V SDN 1 Tlogopatut”. JTIEE (Journal of Teaching in Elementary Education), vol. 3, no. 1, May 2019, pp. 37-45, doi:10.30587/jtiee.v3i1.1126.