Zaswita, Hermi, and Zul Amri. “The Community Service As Judges in an Elementary Level English Vocabularies Competition at SDN 137/III Koto Salak”. Jurnal Pengabdian Masyarakat Bangsa 1, no. 9 (November 18, 2023): 1969–1973. Accessed July 15, 2026. https://jurnalpengabdianmasyarakatbangsa.com/index.php/jpmba/article/view/453.