“The Contribution of Indonesian for Foreign Speaker (Bahasa Indonesia Bagi Penutur Asing BIPA) in Islamic Universities for Developing World Civilization”. Sunan Kalijaga: International Journal of Islamic Civilization 4, no. 2 (September 30, 2021): 191–213. Accessed April 10, 2025. https://ejournal.uin-suka.ac.id/adab/skijic/article/view/1993.