ANGGELIA, B.; ELVINA, E.; NASUTION, N. L. Training For Making Handsanitizer From Betel Leaf Extract and Lime Oranges in Smp Negeri 2 Na Ix-X Sumberjo, Labuhanbatu Utara Regency. International Journal Of Community Service, [S. l.], v. 2, n. 1, p. 143–148, 2022. DOI: 10.51601/ijcs.v2i1.77. Disponível em: https://ijcsnet.id/index.php/go/article/view/77. Acesso em: 10 sep. 2025.