“PENGARUH MODEL PEMBELAJARAN SNOWBALL THROWING TERHADAP KETERAMPILAN BERBICARA DI KELAS IV SDN 105273 HELVETIAT.A. 2023 2024”. Integrative Perspectives of Social and Science Journal, vol. 2, no. 2 Maret, May 2025, pp. 1551-7, https://ipssj.com/index.php/ojs/article/view/213.