Rahma, S. N. ., Laila Nurul Karima, O. V. . Siagian, and O. E. . Nusu. “The Effectivity of Using Suggestopedia in Improving Learning Outcomes and Speaking Skills in Elementary Schools: A Literature Review”. Candradimuka: Journal of Education, vol. 3, no. 1, Jan. 2025, pp. 39-43, doi:10.60012/cje.v3i1.113.