Strengthening and Management of The Campus-Based Indonesian Language Institution for Foreign Speakers (BIPA) at The PBSI Study Program of UMN Al Washliyah With The Language Center of North Sumatra Province. West Science Interdisciplinary Studies, [S. l.], v. 3, n. 07, p. 1267–1274, 2025. DOI: 10.58812/wsis.v3i07.2125. Disponível em: https://wsj.westsciences.com/index.php/wsis/article/view/2125. Acesso em: 6 dec. 2025.