ARIANSYAH, A.; CAESAR, L. Pengaruh Kompetensi Bahasa Inggris terhadap Produktivitas. Journal of Information Systems and Management (JISMA), [S. l.], v. 3, n. 2, p. 87–89, 2023. DOI: 10.4444/jisma.v3i2.965. Disponível em: https://jisma.org/index.php/jisma/article/view/965. Acesso em: 9 jul. 2026.