Fatmawati, Umy. “PENGARUH MODEL PEMBELAJARAN SNOWBALL THROWING TERHADAP HASIL BELAJAR IPS SEMESTER II KELAS III SD N CANDI 01 SEMARANG”. JGK (Jurnal Guru Kita), vol. 3, no. 1, Aug. 2019, pp. 51-55, doi:10.24114/jgk.v3i1.13846.