SYSTEMATIC LITERATURE REVIEW (SLR) : PENINGKATAN HASIL BELAJAR IPS MURID MELALUI PENERAPAN MODEL PEMBELAJARAN SNOWBALL THROWING. J. Ilm. Pena [Internet]. 2024 Jun. 21 [cited 2026 Nov. 3];16(01):12-5. Available from: https://ojs.unpatompo.ac.id/index.php/jip/article/view/295