Yuniari KM, Suarni NK, Parmiti DP. Pengaruh Model Kooperatif Tipe Snowball Throwing Berbasis Penilaian PortofolioTerhadap Hasil Belajar PKn. JP2 [Internet]. 2019 Jun. 26 [cited 2024 Nov. 29];2(2):223-32. Available from: https://ejournal.undiksha.ac.id/index.php/JP2/article/view/17912