SIBAGARIANG, S. A.; HOLMES RAJAGUKGUK. The Effect of Use Learning Media on the Economics Outcomes Learning in Tenth Grade Students of Kalam Kudus Christian School Pematangsiantar During the Pandemic Period. Jurnal Mantik, [S. l.], v. 4, n. 4, p. 2707-2710, 2021. DOI: 10.35335/mantik.Vol4.2021.1241.pp2707-2710. Disponível em: https://iocscience.org/ejournal/index.php/mantik/article/view/1241. Acesso em: 21 apr. 2026.