SANTIKA M, Fahrudin F, Aulia W. Peningkatan Aktivitas Belajar Siswa Melalui Model Snowball Throwing di Sekolah Dasar. basicedu [Internet]. 2019 Oct. 4 [cited 2024 Jul. 22];3(3):940-7. Available from: https://jbasic.org/index.php/basicedu/article/view/189